a sample of an ideal gas at 12.4 atm and 15.0 l is allowed to expand against a constant pressure 3.00 atm at a constant temperature. what is the work done (in kj) by the expanding gas?

Answers

Answer 1

A sample of an ideal gas at 12.4 atm and 15.0 l is allowed to expand against a constant pressure 3.00 atm at a constant temperature.  -13.2kJ  is the work done (in kj) by the expanding gas.

What is Constant temperature ?

Since the heat energy created during a state change is used up by altering the state of matter as well as by breaking many bonds or attractive forces, the temperature of any substance stays constant during the process.

Isothermal processes are defined as those that occur at constant temperature. There are many isothermal processes that are used often. At constant temperatures, the working fluid undergoes a change in phase during the boiling and condensing processes.

That's right; using Boyle's Law to determine V2 requires P2, which is based on the constant external pressure of 2.00 atm.

But after that, you must look for a job. w= P(ΔV)

Constant pressure = 3.00 atm

Since the gas is releasing energy, our pressure is negative in this situation.

Consequently, w= -2.00atm*(65L)= -130Latm

But because the inquiry requests working in kJ, it must first be transformed to J before kJ.

-13.169J/1000J/kJ = -130L/atm (101.3J/L/atm)

So the final answer is -13.2kJ .

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Related Questions

how many single covalent bonds must a chlorine atom form to have a complete octet in its valence shell?

Answers

Answer:

Chlorine only needs to make one covalent bond. It has seven e- so it needs one more to make a full octet.

Explanation:

draw all of the stereoisomers of 2-chloro-5-methylheptane. use a dash or wedge bond to indicate stereochemistry of substituents on asymmetric centers, where applicable.

Answers

The stereoisomers of 2-chloro-5-methyl heptane Iis in the 2 chloro 5 methyl hectare.

In stereochemistry, stereoisomerism, or spatial isomerism, is a form of isomerism wherein molecules have an equal molecular method and series of bonded atoms, however, fluctuate inside the 3-dimensional orientations in their atoms in area.

Stereoisomers are isomers that fluctuate inside the spatial arrangement of atoms, in preference to the order of atomic connectivity. one in every of their most exciting sort of isomers is the replicate-image stereoisomer, a non-superimposable set of molecules that are a replicate image of one another. Stereoisomers are isomeric molecules with identical chemical formulas but exceptional atomic arrangements. for this reason, they own similar chemical and physical homes.

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statement about a global environmental indicator is not correct? concentrations of atmospheric carbon dioxide has steadily increased since the industrial revolution world grain production has steadily increased since the 1950s, but worldwide

Answers

The statement which is not correct about global environment indicator is that global grain production has grown continuously since 1950, but grain production per person has fallen sharply over that time.

What is the explanation for this statement?

Global grain output has increased since 1950 as a result of enhanced irrigation, fertilization, new variety of crops, and other advancements. Global grain production has dropped, but, per person. The increase in the human population is to blame for this. The distribution of enough food per capita declines as the amount of habitats rises.

Therefore, despite a reasonably consistent increase in global grain production since 1950, grain production per person has fallen sharply throughout that time. However, this does not indicate the global environment as do the other options.

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The complete question is:

Which statement regarding a global environmental indicator is NOT correct? (a) Concentrations of atmospheric carbon dioxide have been rising quite steadily since the Industrial Revolution. (b) World grain production has increased fairly steadily since 1950, but worldwide production of grain per capita has decreased dramatically over the same period. (c) For the past 130 years, average global surface temperatures have shown an overall increase that seems likely to continue. (d) World population is expected to be between 8 billion and 10 billion by 2050.

What is the bonding order of Li2?

Answers

Answer:bond order of one

Explanation:

The dilithium molecule is shown in the final diagram (Li2). The bonding orbital is filled by the 2s electrons rather than the 1s electrons, who are not involved in the bonding. Li2 has a bond order of 1 and is a molecule that is stable in the gas phase.

The number of chemical bonds that exist between two atoms is known as bond order.

Dilithium (Li2)

Bond Number = 2

Bonding electrons = 0 and anti-bonding electrons = 1

The p electrons entirely occupy the bonding orbital without the 1s electrons participating in bonding, leaving the antibonding orbital empty and resulting in a bond order of 1, suggesting a stable molecule (in this case, in the gas phase).

Lithium possesses 3 electrons in its neutral state because of its atomic number. Li2 will also have six electrons. However, the chemical formula we are given (Li2) has a negative charge, hence this compound also contains an additional electron (RED). Consequently, there are 7 electrons in all. The following diagram represents the MOT for this chemical. As seen in the diagram, we have four electrons in bonding molecular orbitals (BMO) and three in anti-bonding molecular orbitals (ABMO)

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endotoxins are also known as endotoxins are also known as prostaglandins. lipid a. cytokines. interleukin-1.

Answers

Endotoxins are also known as: Lipid A. Because the lipid A portion of LPS is the cause of the endotoxin activity.

What are endotoxins and Lipid A?

Lipid A is an endotoxin component responsible for the gram-negative bacteria’s toxicity. The lipid A is the innermost lipopolysaccharide (LPS) that is mainly known as an endotoxin molecule. Endotoxin is a toxin from bacterial cells causing diseases as it disrupts humoral and cellular mediation systems as it disintegrates. Exposure to endotoxin can cause chest tightness, fever, cough, shortness of breath, and wheezing. Hence, endotoxins are in fact lipid A.

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if 45.3 ml of a 0.108 m hcl solution is needed to neutralize a solution of koh, how many grams of koh must be present in the solution?

Answers

If 45.3 ml of a 0.108 M HCL solution is needed to neutralize a solution of KOH, then grams of KOH that  must be present in the solution is 0.274gm.

What is molarity?

The amount of a substance present in a certain volume of solution is termed as molarity . It can also be defined as the moles of a solute per liter of solution.

HCL +KOH --->  KCL+ H2O

Molarity= mol solute / L solution

Given volume of HCL= 45.3ml= 0.0453L

concentration = 0.108M

As we know that, No. of moles = concentration * Volume

=0.0453* 0.108

Number of moles=0.0048

Mass = no. of moles*molar mass

Molar mass of KOH = 56.1 g/mol

= 0.00489* 56.1

Grams of KOH= 0.274 gm.

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A student dissolves 13. g of stilbene (C14H12) in 100. mL of a solvent with a density of 0.85 g/mL. The student notices that the volume of the solvent does not change when the stilbene dissolves in it.

Answers

The molarity and molality of the student's Stilbene solution is 0.72 M and 0.85 m.

Molarity is calculated by the formula - number of moles of solute ÷ volume of solution in litres

Molality is calculated by the formula - number of moles of solute ÷ mass of solvent in kilograms

Molar mass of Stilbene = 180 gram/mole

Number of moles = mass ÷ molar mass

Number of moles = 13 ÷ 180

Performing division

Number of moles = 0.072 mol

Volume of solution= 100 ml

As per the fact, 1000 ml = 1 l

Volume = 0.1 l

Mass of solvent = volume × density

Mass of solvent = 100 × 0.85

Mass of solvent = 85 gm

1000 gm = 1 kg

85 gm = 0.085 kg

Molarity = 0.072/0.1

Molarity = 0.72 M

Molality = 0.072/0.085

Molality = 0.847 m

Molality = 0.85 m

Thus, the molarity and molality is 0.72 M and 0.85 m.

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The complete question is attached in the diagram.

Write the electron configurations for the following ions using spectroscopic ( spdf) and orbital box notation. (a) Li+ Full electron configuration = (do not use noble gas notation) Orbital box notation: 1s 2s 2p 3s 3p 4s (b) V2+ Noble gas electron configuration = Orbital box notation: 4s 3d

Answers

The electron configuration for the following ions using full electronic configuration method is :

a) Li⁺ = 1s²

b) V²⁺ = 1s² 2s² 2p⁶ 3s² 3p⁶ 3d³

1) the electronic configuration of  Li , the full for , the atomic number is 3 is :

Li = 1s² 2s¹

Li⁺ means one electrons is remove from the last shell.

Li⁺ = 1s²

b) the electronic configuration of Vanadium with atomic number 23 is :

V = 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d³

V²⁺ means 2 electrons are remove from the last shell of the atom.

V²⁺ = 1s² 2s² 2p⁶ 3s² 3p⁶ 3d³

Thus, The electron configuration for the following ions using full electronic configuration method is :

a) Li⁺ = 1s²

b) V²⁺ = 1s² 2s² 2p⁶ 3s² 3p⁶ 3d³

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A sample of gas has a volurne of 215cm^(3) at 23.5\deg C and 84.6kPa. What volume will the gas occupy at STP?

Answers

The volume that a gas will occupy at a volume of 215cm³ and a temperature of 23.5°C is 0.165L.

How to calculate volume?

The volume of a given gas can be calculated using the combined gas law equation as follows:

P₁V₁/T₁ = P₂V₂/T₂

Where;

P₁, V₁ and T₁ are the initial pressure, volume and temperature respectively.P₂, V₂ and T₂ are the final pressure, volume and temperature respectively.

At standard temperature and pressure (STP), the following applies;

P = 1atmT = 273K

0.215 × 0.835/296.5 = 1 × V/273

0.0006055 × 273 = V

V = 0.165L

Therefore, 0.165L is the volume of the gas at STP.

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Choose the statement that best completes the sentence.

Whether a substance is a gas, liquid, or solid is dependent on the natural attractive forces between molecules and

how the molecules collide with the container.
the collisions between the molecules.
the kinetic energy of the molecules
the extent of molecular motion as determined by the average KE and temperature.
none of the above

Answers

The statement that best completes the sentence "whether a substance is a gas, liquid, or solid is dependent on the natural attractive forces between molecules and" is: the kinetic energy of the molecules;

Hence, the correct option is D.

What are intermolecular forces?

Intermolecular forces are forces of attraction that exist between molecules of the same substance that enable the substance to exist in different states of matter.

The stronger the intermolecular forces between the molecules of a substance, the more ordered the particles of the substance will be.

Hence, solids have the strongest intermolecular forces whereas gases have the weakest intermolecular forces.

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Give a structural formula for the carbocation intermediate that leads to the major product in the reaction of hydrogen chloride with cis−2−butene.

Answers

The major product formed when hydrogen chloride reacts with 2−methyl−2−butene proceeds through a tertiary carbo cation intermediate.

An addition reaction occurs when 2 methyl 2 butene and hydrogen chloride are combined. The Markovnickov rule states that the carbon atom with the fewest hydrogen atoms receives the negative part of the addition. As a result, carbon 2 will be increased by the addendum's negative portion.

The carbocation will be carbon-2 as indicated in the figure that is linked to this answer since this reaction proceeds through an ionic mechanism. This carbon atom is the one to which chlorine will finally bond.

A chemical compound known as hydrogen chloride (HCl) contains a polar covalent bond between chlorine and hydrogen atoms.

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how many ingredients are acidic or basic in this image of (MISWAK TOOTHPASTE -TUBE)

Answers

The ingredients are classified below as acidic or basic as follows:

Acidic: Sodium Lauryl Sulfate, Carrageenan, Glycerin, Methylparaben, Propylparaben, Eugenol, Sorbitol,

Basic: Calcium carbonate,  Aqua, Silica, Aroma (Flavour), Salvadora persica (Miswak/Al-Arak) extract, Cellulose gum (Sodium Carboxy Methylcellulose), Sodium Silicate, Sodium Benzoate, Sodium saccharin,  

What are acids and bases?

Acids are substances that produce hydrogen ions as the only positive ion when dissolved in water.

Acids can also be defined as substances that donate a proton.

Substances that are acidic have a pH of less than 7.

Bases are substances that react with acids to produce salt ad water only.

Bases can also be defined as substances that accept a proton.

Substances that are basic have a pH of less than 7.

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the stanley miller apparatus demonstrated that organic molecules could assemble spontaneously in an environment lacking free oxygen and containing water, methane, and ammonia in the presence of an abundant energy source, such as an electric discharge. the research was considered supportive of the organic soup hypothesis, which states that the primitive atmosphere provided inorganic precursors from which organic molecules could have been synthesized in the presence of an energy source. based on subsequent research, the primordial atmosphere was determined to contain less methane and more carbon dioxide. the new data about the composition of the early atmosphere had which of the following effects on origin-of-life hypotheses?

Answers

The Stanley miller apparatus demonstrated , The new data about the composition of the early atmosphere had which of the following effects on origin-of-life hypotheses : A new organic soup hypothesis was proposed to account for the new data for the atmosphere.

The Stanley miller  hypothesis proposed the evolution of life on the earth. from the several theories the acceptance is on soup theory. The organic soup theory proposed the new data for the atmosphere also called as primordial soup theory.

Thus, The Stanley miller apparatus demonstrated , The new data about the composition of the early atmosphere had which of the following effects on origin-of-life hypotheses : A new organic soup hypothesis was proposed to account for the new data for the atmosphere.

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In your lab, the mass of your product is less than the mass of your reactants. You recall that atoms are not created or destroyed in a chemical reaction, they are just rearranged from the reactants to form the products. You are afraid you have misunderstood something, so you ask your teacher for some help. She reminds you that if a chemical reaction is completed in a closed system then the mass will remain constant. But if the chemical reaction happens in an open system the mass may appear to change. What can account for this apparent difference?

A The chemical reaction is in a closed system and the reactants
are all solid, while the products are liquid.

B The chemical reaction is in an open system and the reactants
are all liquid, while the products are solid.

C The chemical reaction is in an open system and a gas is being
released into the atmosphere.

D The chemical reaction is in a closed system and a gas is being
used as a reactant.

Answers

As per the given statement the right answer is C, The chemical reaction is in an open system and a gas is being released into the atmosphere.

What is a chemical reaction?

A chemical reaction is a process that leads to the chemical transformation of one set of chemical substances to another.

Now ,The Law of Conservation of Mass States that Mass cannot be created nor destroyed, it can only change form.

In a chemical reaction, the sum of the masses of the reactants and products remains unchanged.

So, whenever there is a change in the mass of product it is the result of occurring in the open system and some of its paricle(mass) may escaped in the form of gas or during conversion of state.

Hence, the right answer is C, The chemical reaction is in an open system and a gas is beingreleased into the atmosphere.

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Place the following compounds in order of increasing magnitude of lattice energy. Al2o3 cao kf mgo.

Answers

The compounds in order of increasing magnitude of lattice energy are KF < CaO < MgO < Al2O3.

What is the lattice energy?

When ions in the gаseous phаse form а solid ionic compound, it releаses energy which defines the bond strength of thаt ionic compound. This strength, which cаn be estimаted using the Born-Hаber cycle, is cаlled the lаttice energy. Generаlly, it is influenced by fаctors such аs the rаdius аnd the chаrge of the ions, аnd it helps chаrаcterize the properties of the compound such аs its hаrdness, volаtility, аnd solubility.

Lattice energy is determined by the charge on the atoms making up the lattice and by the atomic radii of those atoms.

KF has 808 kJ/Mol of lattice energyCaO has 3414 kJ/Mol of lattice energyMgO has 3795 kJ/Mol of lattice energyAl2O3 has 14.780 kJ/Mol of lattice energy

Thus, in order of increasing lattice energy, we have KF < CaO < MgO < Al2O3.

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Under what conditions of temperature and pressure would you expect gases to obey the ideal-gas equation?.

Answers

Gases obey the ideal-gas law at high temperatures and low pressures.

What is the ideal gas law?

The equation of state for a hypothetical ideal gas is known as the ideal gas law, sometimes known as the general gas equation. Although it has some restrictions, it is a good approximation of the behavior of numerous gases under various circumstances.

PV = nRT

where,

P = pressure

V = volume

n = amount of substance

R = ideal gas constant

T = temperature

Hence, the gases are expected to obey the ideal gas equation at low pressures and high temperatures.

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Vinegar solutions are often labeled as being 5% by mass "acidity. " assuming that the density of vinegar is equal to the density of water, calculate the molarity of "acidity" in the vinegar.

Answers

the molarity of "acidity" in the vinegar is 0.00386 .

What is molarity ?

Molarity (also called molarity, bulk concentration, or substance concentration) is a measure of the concentration of a chemical species, especially a solute, in solution, expressed as the amount of substance per unit volume of solution. In chemistry, the most commonly used unit of molarity is moles per liter, symbolized in SI units as mol/L or mol/dm3. A solution with a concentration of 1 mol/L is called 1 molar, commonly called 1 M.

Molarity or molarity is most commonly expressed in moles of solute per liter of solution. For broader use, it is defined as the amount of solute material per unit volume of solution, or per unit volume available to a species, and is expressed in lower case.

this %mass means:

basis --> 100 g of solution, then 5 g are vinegar

assume d = 1 g/ml then we have V = 100 ml of solution

m = 5 g of Acetic acid

MW of acteic Acid = 60

mole = mass/MW = 5/60 = 0.08333 mol of acetic acid

By definition

M = mol/V = 0.0833/0.1 = 0.8333 M of Acetic acid

Ka = 1.8*10^-5

Ka = [H+][A-]/[HA]

1.8*10^-5 = (x)(x) / (0.8333-x)

x = [h+]

solve for H+

[h+] = 0.00386

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what is the relationship between the kinetic energy of particles and the forces of attraction between particles

Answers

The relationship between the kinetic energy of particles and the forces of attraction between particles is that if average kinetic energy increases than  the force of attraction then particles will not condensed to form liquid or solid.

If the kinetic energy less than force of attraction between the particle then the particles will tends to form solid or liquid.  the kinetic energy is directly proportional to distance between the particles. The distance between the particles is inversely proportional to  the intermolecular forces.

Thus, The relationship between the kinetic energy of particles and the forces of attraction between particles is that if average kinetic energy increases than  the force of attraction then particles will not condensed to form liquid or solid.

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Which resource is a nonrenewable resource?
Responses

nuclear energy
nuclear energy

lumber
lumber

water power
water power

solar energy
solar energy

Answers

Nuclear energy is the answer.
Nuclear energy is a nonrenewable resource, renewable energy refers to energy from sources that are constantly replenished - like the water for hydroelectric dams that is topped up by the rain (option number 3), or the sunlight that reappears every day for solar panels (Orion number 4). Wood is a renewable resource, which means that additional resources can be grown to replace any wood that is cut down (option number 1). Because nuclear power uses up radioactive fuel, it is not renewable in the same way.
*it’s still debatable whether nuclear energy is a renewable energy or not (most believe it is) but I believe in this question it’s the right answer.

determine whether each of the following compounds is soluble or insoluble: drag the appropriate items to their respective bins. you did not open hints for this part. cu3(po4)2

Answers

Cu3(PO4)2   (Copper (11) Phosphate)

Inorganic compound.

→ It is cupric salt of phosphoric acid.

→ Insoluble in water and ethanol.

Solubility is defined as the maximum amount of a substance that will dissolve in a specified amount of solvent at a specified temperature. Solubility is a characteristic property of a particular solute/solvent combination, and different substances have very different solubilities.

Solubility indicates the maximum amount of a substance that can be dissolved in a solvent at a specific temperature. Such a solution is called saturated. Solubility is the formation of new bonds between solute and solvent molecules. In terms of quantity, solubility is the maximum concentration of a solute that will dissolve in a solvent of known concentration at a given temperature.

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Complete the mechanism for the acid‑catalyzed alcoholysis of the epoxide by adding any missing atoms, bonds, charges, nonbonding electrons, and curved arrows.

Answers

The lone pair electron in alcohol undergoes protonation and stabilizes the cation that is present in the oxygen atom. The final product contains both the ether and alcohol functional groups.

The chemical element with the letters O and the atomic number 8 is called oxygen atoms. It belongs to the chalcogen group of the periodic table and is a highly reactive nonmetal that readily forms oxides with most elements as well as with other compounds. Chemical elements, or substances with only one sort of atom, include molecular oxygen. An oxygen atom has eight protons in its nucleus, as indicated by its atomic number of 8 and the official chemical symbol O. The manufacture of steel, plastics, and textiles, brazing, welding, and cutting of steel and other metals, rocket propellant, oxygen therapy, and life support systems in aircraft, submarines, spaceflight, and diving are just a few common uses for oxygen. Since many organisms use molecular oxygen for respiration, molecular oxygen is necessary for life.

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What is the name of the compound with the formula PI3 ?

Answers

Answer:

im pretty sure its Phosphorus triiodide

How do you think global terrorim affected Ilam a a religion in the eye of the world?

Answers

Many factors make it extremely difficult to analyze patterns in terrorism. Simply said, there is a severe paucity of comparable and trustworthy data, and there is a tendency to compartmentalize analyses to address specific threats, countries, and regions. When the analysis tries to address topics as sensitive as the connections between Islam and terrorism, the issue becomes even worse.

How Islam is affected as a religion by the global terrorism?

Nearly all of the governments of the engaged nations are actively battling  terrorism, and the majority are allies of Western nations who collaborate closely with the security, armed forces, and anti-terrorist organizations of non-Muslim nations.

Muslims around the world differ greatly not just in terms of their religious beliefs but also in terms of their political and societal philosophies, including how they perceive the government, the law, and human rights; what they believe should be taught in schools; and whether or not they are violent.

Thus, global terrorism has affected the Islam as a religion in the eye of world.

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predict the charge that an aluminum ion would have. question 10 options: a) 1 b) 5- c) 2 d) 3 e) 1-

Answers

An aluminum ion will have +3 charge.

The electronic configuration of Aluminum(Al) is 1s2 2s2 2p6 3s2 3p6. This shows that an aluminum has 3 shells from which the outermost shell contains 3 valence electrons. So, the Aluminum has the tendency to loose maximum 3 electrons which gives Al + charge called cation. The atomic number of Al is 13.

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if 4 ml of 0.0250 m cuso4 is diluted to 10.0 ml iwth pure water, what isthe molarity of copper ii sulfate in the diluted soltuion

Answers

The molarity of copper sulfate in the diluted solution if 4 ml of 0.0250 m cuso4 is diluted to 10.0 ml with pure water is 0.02M.

What is Molarity?

Molarity is defined as the ratio of moles of solute to the volume of solution.

Mathematically,

Molarity = moles of solute / volume of solution

Step 1 : Calculation of moles

Given,

Initial volume of CuSO4 = 4 ml = 4/1000 = 0.004 l

Molarity of CuSO4 = 0.0250 m

By substituting all the values, we get

0.025 = moles/ 0.004

moles = 0.025 × 0.004 = 0.000100 mol

Moles = 0.0001 mol.

Step 2 : Calculation of molarity of final volume

Total volume = 0.004 l + 10 ml

= 0.004 + 0.001 = 0.005 l

Moles of CuSO4 = 0.0001 mol

Molarity = 0.0001 / 0.005 = 0.02 M

Thus, we concluded that the molarity of copper sulfate in the diluted solution if 4 ml of 0.0250 m cuso4 is diluted to 10.0 ml with pure water is 0.02M.

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11. Reactions of Ni(CO)4 in which phosphines or phosphites replace CO to give Ni(CO)3L occur at effectively the same rate for different phosphines or phosphites. Classify the substitution process and provide an explanation for your answer.

Answers

It is a dissociative substitution process.

Write the reaction mechanism

Step 1:

    Ni(CO)₄  →  Ni(CO)₃ + CO

Step 2:

    Ni(CO)₃ + CO + L →  [Ni(CO)₃L

In the first step of the reaction or in the rate-determining step nickel tetracarbonyl dissociates into nickel tricarbonyl and carbon mono oxide. As the first step is the rate-determining step in which dissociation occurs so it is a dissociative mechanism. In the second step phosphines and phosphites replace carbon monoxide at the same rate, in simple words this step is the same for different phosphines and phosphites. This is because it is an SN1 reaction so the second step does not affect the rate of reaction.

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In the nineteenth century, this material became both less costly and more widely available for construction.

a. glass
b. iron
c. concrete
d. steel
e. all of the other answers

Answers

In the nineteenth century, this material became both less costly and more widely available for construction all of the other answers. Option E.

This historic Mycenaean stone building constructed around 1250 BCE, uses a corbeled arch to span the entryway. This architectural production technique includes two uprights and a crossbeam. A vault is an arched overhead shape that provides a space with a ceiling or roof just like the arch the vault has been around seeing ancient instances.

Set-up art is one of the most effective and immersive of all artwork paperwork. In comparison with conventional mediums along with painting and sculpture, set-up artwork is designed to fill complete rooms or maybe whole gallery spaces. however, it become the Romans who created a rigid stable structure that didn't need any external buttresses or help.

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suppose you need to prepare 120.4 ml of a 0.183 m aqueous solution of nacl. what mass, in grams, of nacl do you need to use to make the solution?

Answers

The mass of NaCl required ( in grams) to make the aqueous solution is 1.287 g.

What is molecular mass? How do you calculate molecular mass?

A molecule's mass is the sum of the masses of all the atoms it contains. As it is the total mass of all the atoms in a molecule, it is calculated below

The molecular mass of NaCl = Atomic mass of Na + Atomic mass of Cl

                                               = 23 + 35.5

                                               = 58.5g/mol

Given the volume of aqueous solution = 120.4 ml or 0.1204 L

Molarity of solution = 0.183M

We know that,

Molarity = No. of moles/Volume

No. of moles = 0.183 × 0.1204

                      =  0.022 moThe molar.

Molar mass of NaCl = Mass of Na + Mass of Cl

                                 = 23 + 35.5

                                 = 58.5g/mol

Mass of NaCl = 0.022 × 58.5

                      = 1.287 g

So, the mass of NaCl required ( in grams) to make the aqueous solution is 1.287 g.

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In naming a binary molecular compound,the number of atoms of each element present in the molecular is indicated by?

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Using prefixes before the name of each element, the number of atoms of each element present in the molecular is indicated.

A prefix is placed before the name of the element when naming a binary compound to indicate how many atoms are present.For example:In carbon dioxide which is CO2  (prefix di- meaning 2)In carbon tetrachloride which is CCl4 (prefix tetra- meaning 4)  In N2O5, the name is dinitrogen pentoxide (prefix di- and pent- meaning 2 and 5)It depends on the number of atoms present in a compound.A binary compound is a compound composed of two elements.

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In the process of carbon fixation, rubp attaches a co2 to produce a 6 carbon molecule, which is then split in two. After phosphorylation and reduction, what more needs to happen in the calvin cycle?.

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The Calvin cycle is the regeneration of RuBP.

For the technology of one carbon dioxide molecule from the pathway, six carbon molecules are required, so six turns of the cycle are required for the regeneration of 1 molecule of RuBP one ATP is required and for the technology of six molecules of RuBP, six ATP molecules are required. A G3P molecule carries three constant carbon atoms so it takes two G3Ps to construct a six-carbon glucose molecule.  

Due to the fact the carbohydrate molecule has six carbon atoms, it takes six turns of the Calvin cycle to make one carbohydrate molecule. Six turns of the Calvin cycle are required to generate one mole of glucose. A molecule of glucose is made up of six carbon molecules. consequently, six turns will be required for the synthesis of 1 molecule of glucose by way of the Calvin cycle.

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