A fluid flowing in a pipe has 1.05 in diameter. If the fluid has density, viscosity and
volumetric flow rate are 62.3 , 1.2 cP and 35 gpm respectively. Calculate: 3
a) The velocity.
b) Reynolds number ()

[2]- Find the following
a) Drive an expression to find a pressure of methane gas at point B b) If the temperature of methane is 100 F, Calculate pressure of
methane gas at point B.
c) Calculate pressure of oil at point C.
PA = 1, 000 psig
[3]- If the water is pumped down one well and the displaced oil which flows up through well exit (see the fig below), drive an expression to find a pressure of inlet water Pw needed to displace oil when the water/oil interfacial tension σ is applied.

Answers

Answer 1

Velocity is a vector quantity that describes the rate and direction of an object's motion.

a) The velocity of the fluid:

V = 35 gpm / (π * (1.05 in)^2 / 4) = 7.09 ft/s

b) Reynolds number:

Re = (62.3 lbm/ft^3 * 7.09 ft/s * 1.05 in) / (1.2 cP) = 4,211.9

[2]- a) Expression to find pressure of methane gas at point B:

PB = PA + rgh

b) Pressure of methane gas at point B:

PB = 1,000 psig + (0.072 lbm/ft^3 * 32.2 ft * 0.0689 psia/ft) = 1,233.5 psig

c) Pressure of oil at point C:

PC = PB - 0.433 psia/ft * 32.2 ft = 1,093.3 psig

[3]- Expression to find pressure of inlet water Pw needed to displace oil:

Pw = PC + (σ / r) * (h2 - h1)

Pw = 1,093.3 psig + (σ / 0.072 lbm/ft^3) * (32.2 ft - 0 ft) = 1,093.3 psig + (σ / 0.072 lbm/ft^3) * 32.2 ft.

What is velocity?

Velocity is a vector quantity that describes the rate and direction of an object's motion. It is commonly represented by the symbol 'v' and is measured in meters per second (m/s). Velocity includes both the speed and the direction of the object. For example, if an object is moving north at 10 m/s, its velocity would be 10 m/s north. Velocity can also be determined by taking the derivative of the position function with respect to time.

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Related Questions

help me i need it asap


Which example is a biotic factor of an aquarium ecosystem?

plastic plants placed in the gravel

algae growing on the glass

rock structure

gravel on the bottom of the aquarium


Which examples are an abiotic factor of an aquarium ecosystem? Select all that apply.

rock structure

temperature of the water

amount of algae on the glass

number of fish


Which example describes an abiotic factor interacting with a biotic factor?

The temperature of the air affecting the wind direction

Water eroding a rock

Cows eating nearby grass

The amount of sunlight affecting the growth of a plant.


Students in Ms. Brown's class are making observations in the garden outside of the school. They make a list of all the abiotic and biotic factors in their notebook. Part of the list is below:

Gravel
Grass
Butterfly
Sunflower
Bird feeder
Flowerpots

Which items on the list are a part of the garden ecosystem?

Grass, butterfly, sunflower

None of the listed items are a part of the ecosystem

All the listed items are part of the ecosystem

Gravel, bird feeder, flowerpots

Answers

The biotic factor of an aquarium ecosystem is algae growing on the glass.

The abiotic factors of an aquarium ecosystem are rock structure, temperature of the water, and amount of sunlight.

The example that describes an abiotic factor interacting with a biotic factor is the amount of sunlight affecting the growth of a plant.

All the listed items in Ms. Brown's class, including gravel, grass, butterfly, sunflower, bird feeder, and flowerpots, are a part of the garden ecosystem.

What is an ecosystem?

An ecosystem is a community of living organisms (biotic factors) interacting with each other and with their physical environment (abiotic factors) in a specific area. It includes all the living and non-living components of the environment that interact with each other. Examples of ecosystems include a coral reef, a forest, a desert, and even an aquarium or a garden. Ecosystems can be large or small and can be found on land or in water. They are essential for the survival of living organisms as they provide food, shelter, and other resources necessary for life.

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C(s) + O2(g) → CO2(g) ΔHº = -94.6 kJ

H2(g) + \scriptsize \frac{1}{2}O2(g) → H2O(l) ΔHº = -286.0 kJ

2C2H2(g) + 5O2(g) → 4CO2(g) + 2H2O (l) ΔHº = -2598.8 kJ

calculate the value of ΔHº for the final reaction:

2C(s) + H2(g) → C2H2(g) ΔHº = kJ

Answers

The value of enthalpy(ΔHº) for the final reaction (2C(s) + H₂(g) → C₂H₂(g) ) is  -1932.8KJ.

Enthalpy change: what is it?

A system's enthalpy is its heat capacity. A reaction's enthalpy change is roughly equivalent to how much energy is lost or gained throughout the reaction. If the enthalpy of the system decreases over the reaction, the reaction is preferred.

C(s) + O₂(g) → CO₂(g) ΔHº = -94.6 kJ --- (1)

H₂(g) + O₂(g) → H₂O(l) ΔHº = -286.0 kJ ---(2)

2C₂H₂(g) + 5O₂(g) → 4CO₂(g) + 2H₂O (l)  ΔHº = -2598.8 kJ ---(3)

The value of ΔHº for the final reaction,

2C(s) + H₂(g) → C₂H₂(g)

ΔH₄° = 2× ΔH₂º +  ΔH₃º - ΔH₁º
ΔH₄° = 2× -286.0 + ( -2598.8) - (- 94.6)

ΔH₄° = 2× -286.0 -2598.8 + 94.6

ΔH₄° = 666 - 2598.8

ΔH₄° = -1932.8KJ.

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Which of the following best represents the structure of an amino acid in basic solution (pH = 11)?

Answers

Answer:

Explanation:

In basic solution (pH = 11), an amino acid typically exists in its zwitterionic form. This means that the amino acid has both a positive and a negative charge, due to the presence of both a basic amino group (-NH2) and an acidic carboxyl group (-COOH).

The structure of an amino acid in basic solution (pH = 11) can be represented as follows:

The central carbon atom (also known as the alpha carbon) is bonded to a hydrogen atom, an amino group (-NH2), a carboxyl group (-COOH), and a side chain R group.

The amino group is positively charged due to the loss of a proton (H+).

The carboxyl group is negatively charged due to the gain of a proton (H+).

Overall, the amino acid has a net charge of zero, due to the equal and opposite charges of the amino and carboxyl groups. This is known as the zwitterionic form of the amino acid.

Here is a visual representation of the structure of an amino acid in basic solution (pH = 11):

H |

N-C-COOH

|

R

Regenerate response

When air moves in small circular patterns, it moves within a

Answers

Answer:

Convection

Explanation:

I think it’s convection currents!

What is the number of chloride ions (Cl-) in 250 mL of a 0.2M magnesium chloride solution?

a. 0.1 mol c. 0.62 mol
b. 0.16 mol d. 1.6 mol

Answers

According to molar concentration and mole concept, there are 0.1 mole of chloride ions in 250 mL of a 0.2 M magnesium chloride solution.

What is molar concentration?

Molar concentration is defined as a measure by which concentration of chemical substances present in a solution are determined. It is defined in particular reference to solute concentration in a solution . Most commonly used unit for molar concentration is moles/liter.

In terms of moles, it's formula is given as molar concentration= number of moles /volume of solution in liters.

By substituting values in given formula, number of moles=0.2×0.250=0.05 moles .Now this values is subtracted from molar mass of magnesium chloride  that is 95.211-0.05=95.161 moles which is finally divided by 95.211=0.999 which is approximately 0.10 mole.

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ammonia chemically reacts with oxygen gas to produce nitric oxide and water. what mass of oxygen gas is consumed by the reaction of 8.4 g of ammonia?

Answers

the mass of nitric oxide produced by the reaction of 8.4 g of oxygen gas is 4.32 g. ammonia chemically reacts with oxygen gas to produce nitric oxide and water.

What oxygen is used for?

Common uses of oxygen include production of steel, plastics and textiles, brazing, welding and cutting of steels and other metals, rocket propellant, oxygen therapy, and life support systems in aircraft, submarines, spaceflight and diving.

Why is oxygen important?

Oxygen helps organisms grow, reproduce, and turn food into energy. Humans get the oxygen they need by breathing through their nose and mouth into their lungs. Oxygen gives our cells the ability to break down food in order to get the energy we need to survive.

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Bauxite is best used for making (1 point)
nails
wires
paints
drains
***missed it on test when answered wires****

Answers

To solve this we must be knowing each and every concept related to ore and bauxite. Therefore, Bauxite is best used for making wires. The correct option is option B.

What is bauxite?

Aluminum's primary source of supply is bauxite. Due to its small weight and ease of molding into fine wire or sheets, aluminum is particularly useful.

All across the world, bauxite may be found. The greatest deposits of this ore are in Australia and Guinea, an African nation. Although bauxite was initially found in France, it may now be found all over the world, such as the Caribbean.

Therefore, Bauxite is best used for making wires. The correct option is option B.

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How many grams are in 4.2 × 10²² atoms of iron?​

Answers

Answer:0.226 gram

Explanation:you can get the answer in two steps calculate 3.40 . 10^22 atoms =

Answer:

4.2 × 10²² ÷ 6.022× 10²³

4.2 × 10²² equals 0.069 moles (approx)

weight of 1 mole of iron = 56g

therefore, 0.069 moles = 56 × 0.069 = 3.9 g

Sorry for lazy work.. :P

What's the lewis structure of NO3- and O3?
I end up finding the apparently wrong ones for both, and am probably missing out on an important notion.

Answers

The lewis structure of NO₃⁻ is trigonal planar and the Lewis structure of ozone (O₃) has a resonance form.

What are Lewis structures?

Lewis structures which are also often referred to as Lewis dot formulas, Lewis dot structures, electron dot structures, or Lewis electron dot structures, depict the interactions between the atoms in a molecule as well as any lone pairs of electrons that may be present.

NO₃⁻ has a trigonal planar Lewis structure. It has one nitrogen atom, three oxygen atoms, and covalent bonds holding the three oxygen atoms together. The sp² hybridization of the nitrogen atom gives NO₃⁻- its trigonal planar structure.

Three oxygen atoms make up the oxygen allotrope known as ozone (O₃). One double bond and one single bond make up the Lewis structure of ozone. Additionally, two oxygen atoms in the Lewis structure of O3 carry charges.

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Imagine that you are a scientist working in a very dry desert environment. This location has been experiencing a terrible drought, so there has been very little rainfall over the last few years. The drought is affecting the local farms, especially the farms that grow corn. You are asked to help choose a variety of corn that will grow the best in these drought conditions.

Which of the four varieties of corn that you tested in the lab would you choose?

Sunburst Variety
Golden Kernel Variety
Chok Full 'O Goodness Variety
Cob-o-Rama Variety

Why do you think this variety is the best choice?

Answers

Based on the information provided, I would recommend the Sunburst Variety of corn as the best choice for growing in the drought conditions of the desert environment.

What is the corn about?

Sunburst Variety of corn has been specifically developed to be drought-tolerant, meaning that it can survive and produce a good yield even with minimal rainfall.

Therefore, I would recommend the Sunburst variety of corn as the best choice for growing in the desert environment due to its drought-tolerance, deep root system, heat tolerance, high yield, and good quality grain.

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in this task, you’ll observe a chemical reaction between baking soda and vinegar. How do you think the temperature of the reactants and the rate of reaction are related? Write a hypothesis to predict the relationship between the two parameters.

Answers

The temperature of both the reactants and the pace of reaction are correlated in the chemical reaction of baking soda and vinegar the warmth of the reactants causes a raise in the rate of action and vice versa.

Which is a chemical reaction *?

When two or more compounds come into touch with one another and create a new substance, the process is known as a chemical reaction (s). Reactants or reagents are the name(s) for the substance(s) or substances that are initially incorporated into the chemical process.

What's the most important chemical reactions?

A few synthesis processes can produce several products. One of the more significant chemical processes on Earth is photosynthesis. It enables some microorganisms and plants to transform carbon dioxide gas and water into storable glucose and oxygen. For life to exist on Earth, we need this oxygen.

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For the reaction C + 2H2 → CH4, how many grams of carbon are required to produce 14 moles of methane, CH4 ?

Round your answer to the nearest tenth. If you answer is a whole number like 4, report the answer as 4.0

Use the following molar masses. If you do not use these masses, the computer will mark your answer incorrect.:
Element Molar Mass
Hydrogen 1
Carbon 12

Answers

The amount, in grams, of carbon required to produce 14 moles of methane according to the reaction would be 168.0 grams.

Stoichiometric problem

From the balanced equation of the reaction, the mole ratio of the carbon that reacts and the methane produced is 1:1. In other words, 1 mole of carbon will produce 1 mole of methane.

Thus, for the production of 14 moles of methane:

1 mole methane = 1 mole carbon

14 moles methane = 14 x 1/1 = 14 moles carbon.

Recall that, mass = mole x molar mass.

The molar weight of carbon is given as 12 g/mol

Mass of 14 moles carbon = 14 x 12 = 168 grams

In other words, for the illustrated reaction, the amount of carbon required to produce 14 moles of methane would be 168.0 grams.

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Balancing chemical reactions. What is it and examples

Answers

Answer: A balanced chemical reaction is A balanced chemical equation where the number of atoms of each type in the response is the same on both reactants and product sides.

Explanation: Burning, and cooking are 2 examples.

1. What is the modern view of electrons in the quantum mechanical model?

Answers

Answer: An electron con only exist in a limited number of quantized energy levels.

Explanation:

_____ molecules are always synthetic.

Answers

A synthetic ingredient is a substance that has been synthesized in a lab using different chemical procedures. Its goal is to mimic a natural chemical to duplicate its structure and, consequently, its fragrance.

What is synthetic ingredient?

In most cases, it refers to a naturally occurring substance, like hyaluronic acid, which was formerly extracted from animals and has now been molecularly copied in a laboratory to provide the same results. Not everything that is manufactured or chemical is inherently harmful to you. Although not all synthetic cosmetic components are the same, some have been proven to be toxic, accumulate in the body over time, and have been associated with cancer as well as irritations of the skin and mucous membranes.

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Are all antigens foreign substances?

Answers

No, not all antigens are foreign substances.

An antigen is any substance that can trigger an immune response, including the production of antibodies. Some antigens are naturally present in the body and are called "self" antigens which are usually not harmful, but in some cases, the immune system can mistakenly recognize them as foreign and attack them which can lead to autoimmune diseases.

Antigens bind together with antibodies and promote the elimination of harmful pathogens present in the body. They alert other parts of the immune system to take over which helps to neutralize the threat from pathogens.

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Why atoms form compounds

Answers

Answer:

Because the atoms are trying to reach the most stable ( lowest energy ) state they can.

Please show all of your work, I need to understand all steps:
A student collected time (t) and concentration ([A]) data at
295 K for the reaction 2A→B. These time and concentration data are shown in the table to the right. The student then plotted graphs of [A] versus t (Figure 1) , ln[A] versus t (Figure 2) , and 1/[A] versus t (Figure 3) .
Figure 1:
t (s) (A)(M) ln(A) 1/ (A)
0.00 0.500 −0.693 2.00
20.0 0.389 −0.944 2.57
40.0 0.303 −1.19 3.30
60.0 0.236 −1.44 4.24
80.0 0.184 −1.69 5.43
i.) What is the rate of the reaction?
ii.) What is the value of the rate constant for this reaction?
iii.)
Next, the student ran the same reaction at a different temperature and measured a different reaction rate, with the following results:
T(K) k(s-1)
295 0.0125
325 0.0357
What is the activation energy of this reaction?
Express your answer to three significant figures and include the appropriate units.

Answers

Answer:

a because the x and y value is the same

A scientist did a test to compare two substances: substance Q and substance R. At room temperature, both substances are liquid. When the scientist transferred the same amount of energy out of both substances, only one substance changed phase while the other did not. Which substance changed phase, and how did it change?
Responses

a
Substance Q changed phase because the attraction of the molecules was able to overcome their slower movement. Its molecules now move in place.
Substance Q changed phase because the attraction of the molecules was able to overcome their slower movement. Its molecules now move in place.

b
Substance Q changed phase because the strong attraction between molecules made their movement slower. Its molecules now move in place.
Substance Q changed phase because the strong attraction between molecules made their movement slower. Its molecules now move in place.

c
Substance R changed phase because the weak attraction between molecules let them move faster. Its molecules now move around each other.
Substance R changed phase because the weak attraction between molecules let them move faster. Its molecules now move around each other.

d
Substance R changed phase because the attraction was able to overcome the slower molecules. Its molecules now move away from each other.
Substance R changed phase because the attraction was able to overcome the slower molecules. Its molecules now move away from each other.

Answers

Substance R changed phase because the weak attraction between molecules let them move faster.  Option C

What is phase change?

We know that a change of phase has to do with the movement of a material from a given state of matter to the other. Net us note that when there is a change of state, we are going to notice that the force of attraction in the molecule would also change.

Since we know that the substance that we have are liquid at room temperature, we know that the supply of some energy may cause to be bale to change its phase.

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Map of structure of an Atom?

Answers

Atoms are made up of a very tiny, positively charged nucleus that is encircled by a sea of negatively charged electrons. Despite often being less than a tenth of an atom's size, the nucleus makes up more than 99.9% of the atom's mass.

What is the structure of an Atom?

The term "atomic structure" describes the structure of an atom, which has a nucleus (centre) that contains both protons (positively charged) and neutrons (neutral). The centre of the nucleus is circled by the negatively charged electrons.

Positively charged protons, negatively charged electrons, and neutral neutrons make up the three types of subatomic particles that make up an atom. Nearly equal in mass, protons and neutrons are found in the dense nucleus of the atom.

Thus, Atoms are made up of a very tiny, positively charged nucleus that is encircled by a sea of negatively charged electrons.

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What is the molecular weight of (NH4)2SO4

Answers

The molecular weight of [tex](NH_4)_2SO_4[/tex] would be 132 g/mol.

Calculation of molecular weights

The molecular weight, otherwise known as the molar mass of substances is the sum of the molar weights of individual atoms that make up the substance.

[tex](NH_4)_2SO_4[/tex] is made up of 2 atoms of N, 8 atoms of H, 1 atom of S, and 4 atoms of O.

Molar weight of N is 14 g/molMolar weight of H is 1 g/molMolar weight of S is 32 g/molMolar weight of O is 16 g/mol

Thus, the molecular weight of [tex](NH_4)_2SO_4[/tex] = (14x2) + (1x8) + 32 + (16x4)

                                                                     = 132 g/mol

In other words, the molecular weight of [tex](NH_4)_2SO_4[/tex] is 132 g/mol.

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PLEASE HELP! 80 POINTS
Create a VESPR drawing for
NH3
CH20
N3
SO2CI2
BrF5

Answers

Answer:

hope it helps you

Which of these is an example of a physical property?

A. Iron combines with oxygen to rust.

B. Potassium reacts in water to form a base.

C. Sodium metal is soft and malleable.

D. Sodium ignites when placed in water.​

Answers

Option C. Sodium metal is soft and malleable is an example of a physical property.

What is a physical property?

A physical property can be defined as any feature of a substance that can be really observed and also measured without changing its chemical composition such as for example, the color, density of a metal, boiling point, conductivity, etc.

Therefore, with this data, we can see that physical properties have a significant impact on the performance and use of a given chemical product and they are associated with intrinsic features of the chemical material that forms molecules.

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Balance the following Equation (do not leave any empty blanks, you must enter 1 if the value is 1):
___ Na2S + ___ HCl --> ___ NaCl + ___ H2S
(Refer to image)
What type of reaction is it?
(Question one is a _______ type of reaction.)

Answers

Answer: this looks hard

Explanation:

Answer:

1 Na2S  + 2 HCl  ===>   2 NaCl  + 1 H2S

In these reactions, two compounds exchange ions to form two new compounds.

Explanation:

--- Na2S + ---- HCl ===> ---- NaCl  + ---- H2S

Na  =  2                                  Na = 1 * 2 = 2

S  = 1                                       S = 1

H = 1 * 2 = 2                             H = 2

Cl = 1 * 2 = 2                            Cl = 1 * 2 = Cl

In these reactions, two compounds exchange ions to form two new compounds.

REACTION TYPE:

DOUBLE DISPLACEMENT REACTION/DOUBLE REPLACEMENT

I hope that helps, have a wonderful day!!!!

Compared to a human, what is similar about how blue whales get molecules from food and air?

Answers

Answer:  Blue whales, like humans, obtain molecules from food and air through a process of digestion and respiration. During digestion, molecules in food are broken down and absorbed into the bloodstream, while during respiration, oxygen molecules in the air are absorbed into the bloodstream. Both processes enable blue whales to obtain the necessary molecules for energy, growth, and development.

8. Jill conducted an experiment to investigate which plant food would make her
plants grow faster. She tried four different plant foods on plants of the same
type and age. Jill concluded that the plant that was fed Brand A grew the
fastest. Jill did not realize that the plant that was fed Brand A also received
more sunlight. (SC.7.N.1.5.3)
What error did Jill make in her experiment?
a) She used the wrong kind of plant.
b) She used too much plant food.
c) She did not control the variables.

Answers

the answer is cccccc
c) She did not control the variables.

In her experiment, Jill did not take into account the fact that the plant that was fed Brand A also received more sunlight. This means that there is another variable, besides the plant food, that could have affected the growth rate of the plant. By not controlling this variable, Jill's conclusion that Brand A was the best plant food may not be accurate. To properly control variables and make a valid conclusion, Jill should have ensured that all plants received the same amount of sunlight, or use other methods to control this variable as well.

The reaction below shows the combustion of propane (C3H8). Why is the mole ratio (3 moles CO2/1 mol C3H8) used to determine the amount of carbon dioxide (CO2) produced when propane (C3H8) combusts in excess oxygen? (1 point) C3H8 + O2 yields CO2 + H2O + heat Propane has a mass that is 3 times greater than that of CO2, so only 1 mole of C3H8 is needed to produce 3 moles of CO2. When the chemical equation for propane combustion is balanced, 1 mole of C3H8 is needed to produce 3 moles of CO2. During combustion, CO2 is approximately 3 times more reactive than C3H8, so less C3H8 will participate in the reaction. Carbon dioxide has a volume of about one-third that of C3H8, so 3 moles of CO2 are needed to react with each mole of C3H8.

Answers

One mole of the propane produces three moles of the carbon dioxide from mole ratio.

What is the mole ratio?

When we talk about the mole ratio, we mean the ratio of the species that can be found in the reaction. We can be able to get the mole ratio from the balanced reaction equation and we apply it to solve problems from the stoichiometry of the reaction.

Given the fact that we have the reaction as it has been written in the question, it is clear that we would need about one mole of the propane to produce three moles of carbon dioxide.

We can see that there are three atoms of carbon in the propane and the implication of this is that we are going to produce three atoms of carbon dioxide in the product.

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No Constant Variable
A 2.00L sample of gas at STP is heated to 500K and compressed to 200 kPa. What is
the new volume of the gas?
I’ll give you all my points

Answers

The new volume of the gas will be 1.85L.

The three gas laws are what?

According to Boyle's Law, as pressure lowers, gas volume grows. According to Charles' Law, when the temperature rises, the volume of the gas also rises. Avogadro's Law also states that as the amount of gas increases, so does the volume of the gas.

Given, initial volume of gas V1 = 2L

initial temp T1 = 273K

initial pressure P1 = 101.3 kPa

final temperature, T2 = 500K

Final pressure, P2 = 200 kPa

let final or new volume be V,

now for a constant moles of gas,

by using ideal gas equation,

P1×V1/T1 = P2×V/T2

101.3×2/273 = 200×V/500

202.6/273 = 2V/5

V = 0.742×5/2

V = 1.85 L

The new volume of the gas will be 1.85L.

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Calculate the osmotic pressure of 5 % glucose solution and the osmotic pressure of 0.2 %, 0.9 % and 10 % sodium chloride solutions on the base of Van’t Hoff’s law (d = 1.1 g/ml for 10 % NaCl).

Answers

Based on Van't Hoff's law, the osmotic pressure of 5% glucose solution with 0.2%, 0.9%, and 10% sodium chloride solutions is 0821 liter atm K1mol1).

What is the osmotic pressure Van t Hoff law?

Boyle, Van't Hoff The rule of solution: In a delute solution, the osmotic pressure () is directly proportional to the molar concentration (C) or inversely proportional to the volume (V) of the solution at constant temperature. Reason: C but C = Vn.

What does class 12 osmotic pressure formula mean?

Pi=iMRT is the formula for osmotic pressure. The osmotic pressure increases with a solution's concentration (M) or temperature (T).

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If 467.08 grams of Oz are reacted, how many grams of C6H5CH3 will also be reacted?

Answers

In order to react with 467.08 grams of O2, 4034.95 g of toluene (C6H5CH3) is required.

What are some uses for toluene?

Toluene is a white liquid hydrocarbon found in petroleum and coal tar that is employed like a solvent and in the synthesis of organic compounds. Toluene is a naturally occurring substance found in crude oil and is used for oil refining as well as the production of glues, lacquers, paints, and explosives. Toluene can be discovered in household products like paint, paintbrush cleaner, nail polish, glue, inks, and stain removers.

For the balanced equation

2C6H5CH3 + 3O2 → 7CO2 + 4H2O

We required three steps

1.) Convert mass of O2 to mol of O2

mole = mass / molar mass

2.) Find mole of C6H5CH3 by multiply mol O2 by the mol ratio between O2 and C6H5CH3 in balanced equation.

3.) Find mass C6H5CH3 by multiply mol C6H5CH3 by its molar mass (92.14 g/mol)

= 467.08 gm /15.999 gm × 3/ 2 ×92.14 gm

= 4034.95 gm. of C6H5CH3

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