Answer:
It tells how quickly products will be made.
Explanation:
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The reaction rate provides information about how quickly products will be made in a chemical reaction.
The reaction rate is a measure of how fast a chemical reaction proceeds over time. It provides information about the speed at which reactants are consumed and products are formed during a reaction. The reaction rate is typically expressed as the change in concentration of a reactant or product per unit of time.
The reaction rate is influenced by various factors such as the nature of the reactants, concentration of reactants, temperature, surface area, and the presence of catalysts. By measuring the reaction rate, scientists can gain insights into the kinetics of a reaction and understand the factors that affect its speed.
The reaction rate is particularly important because it allows us to predict and control the rate at which products are formed. It is useful in various applications, including industrial processes, pharmaceutical development, and environmental studies. By manipulating the reaction conditions, such as adjusting the concentration of reactants or introducing a catalyst, we can alter the reaction rate to achieve desired outcomes.
In summary, the reaction rate provides valuable information about the speed at which products are formed in a chemical reaction, allowing us to understand and control the kinetics of the process.
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A sample of a compound containing only carbon and hydrogen atoms is completely combusted, producing
11.0 g of CO, and 4.5 g of H,O.
Which of the following is the empirical formula of the compound?
Choose 1 answers
CH
B
CH
CH3
C2H
The empirical formula will be C2H.
What is empirical formula?The easiest whole-number proportion of the numerous elements in a molecule is represented by an empirical formula.
Calculation of empirical formula
Given data:
C = 11.0 g
H = 4.5 g
The atomic mass of C = 12
The atomic mass of H = 1
Now, divide the mass by atomic mass.
1) For carbon atom= 11 / 12 =0.91
2) For hydrogen atom = 4.5 / 1=4.5
Now, divide the lowest term by the obtaining whole number.
1) For carbon atom = 11/ 0.91 = 12
2) For hydrogen atom = 4.5/0.91 = 5
Therefore, the empirical formula will be C2H,
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If 0.0015 moles of NaOH is dissolved in 11 L of water, what is the pH of the
solution?
Answer:
pH = 10.15
Explanation:
NaOH is a strong base so it dissolves completely.
Calculate your [OH-] first by dividing the moles of OH- by the volume.
0.0015 mol OH- / 11 L = 0.00014
Then, calculate the pOH:
pOH = -log[OH-] = -log(0.00014) = 3.85
pOH + pH = 14, so pH = 14 - pOH = 14 - 3.85 = 10.15
HELP ME ASAP PLZZ 21 POINTS
Answer:
A, D, F
Explanation:
Cold currents usually go along with Earth's rotation while the warm waters are subjected to the coriolis effect and go in a direction against Earth's rotation.
Molarity is measured in
A.) moles per mL
B.)moles per kJ
C.)moles per kg
D.)moles per L
For a solution, [H+] = 3 x 10-11M.
What is the pH?
Answer:
pH≈10.5
Explanation:
-log(3 x 10-11)≈10.5
The amount of solar radiation changes due to the
WILL MARK BRAINLIEST!!
Due to the variations in the sun-earth distance.
Hope it helps *-*Which of the following chemical equations follows the law of conservation of mass?
Answer:
The third choice
Explanation:
The law of conservation of mass tells us that the mass of the reactants and products in a chemical reaction will be equal to one another. Equations follow the law of conservation of mass when they are balanced, which means that they have the same number and type of atoms on each side.
When individual atoms are counted, the third choice has the same number and type of atoms on each side: 1 gallium, three cesium and three fluorine.
What’s the Mole ratio between fe and s
Answer:1:1
Hope this helps!
Explanation:
Write a nuclear equation for each description below.
Stronitum-84 combines with an alpha particle, creating sodium-25 and a daughter nucleus. 4 pts
Answer:
Sr-84 + He-2 -> Na-25 + Pm-61
Explanation:
Turbo or supercharger
A 25.0g piece of aluminum sits in a room and cools. It loses 4300.0 J of heat. If the initial temperature of aluminum is 125.3°C, what is the final temperature? The specific heat capacity of aluminum is 0.900 J/g°C.
Answer:
-65.8C
Explanation:
Help ASAP I’ll mark you as brainlister
Answer:
2.51g Mg
Explanation:
The empty crucible had a mass of 35.84. With the magnesium added, it had a mass of 38.45. This means that you should subtract the mass of the empty crucible from the mass of the crucible with Mg to find how much was added.
38.35g - 35.84g = 25.1g
Calculate the percentage composition of sugar, C12H22011.
Answer:
%C= 42.1
%H=6.5
%O=51.4
Explanation:
Mass%=(mass/total)× 100%
The chemical formula for gold (III) oxide
ionic compounds
Answer:
Gold(III) oxide (Au2O3) is an inorganic compound of gold and oxygen with the formula Au2O3. It is a red-brown solid that decomposes at 160 °C. (Au203 <---)
show the path to the formation of sodium calcium and aluminum bases please help me
Answer:
i hope this helps :)
Explanation:
please mark brainlest
Answer:
dunno
Step-by-step explanations:
helpppppppppppp plzzzzzzzzzzz
Answer: we'll for sunny days that we'll be high pressure and for low pressure that we'll be cloudy and foggy moist days .
Explanation:
What is the net ionic equation for the following reaction?
Rb2CrO4(aq) + 2AgClO(aq) --> 2RbClO(aq) + Ag2CrO4(s)
Group of answer choices
Rb+(aq) + ClO-(aq) --> RbClO (s)
2Rb+(aq) + CrO42+(aq) --> Rb2CrO4 (s)
Ag+(aq) + ClO-(aq) --> AgClO (s)
2Ag+(aq) + CrO42+(aq) --> Ag2CrO4 (s)
One example of parasitism is the relationship between barnacles and whales or sea turtles. True or false? If false, why?
PLEASE ANSWER QUICKKK
Answer:
True
Explanation:
it is a Predation
What volume is occupied by 2.33 miles of an ideal gas at 0.953 atm and 44°C
Answer:
6663.6
Explanation:
An industrial synthesis of urea obtains 87.5 kg of urea upon reaction of 68.2 kg of ammonia with excess carbon dioxide. Determine the theoretical yield of urea and percent yield for the reaction.
Answer:
The theoretical yield of urea = 120.35kg
The percent yield for the reaction = 72.70%
Explanation:
Lets calculate -
The given reaction is -
[tex]2NH_3(aq)+CO_2[/tex] →[tex]CH_4N_2O(aq)+H_2O (l)[/tex]
Molar mass of urea [tex]CH_4N_2O[/tex]= 60g/mole
Moles of [tex]NH_3[/tex] = [tex]\frac{62.8kg/mole}{17g/mole}[/tex] (since [tex]Moles=\frac{mass of substance}{mass of one mole}[/tex])
= 4011.76 moles
Moles of [tex]CO_2[/tex] = [tex]\frac{105kg}{44g/mole}[/tex]
= [tex]\frac{105000g}{44g/mole}[/tex]
= 2386.36 moles
Theoritically , moles of [tex]NH_3[/tex] required = double the moles of [tex]CO_2[/tex]
but , [tex]4011.76<2\times 2386.36[/tex] , the limiting reagent is [tex]NH_3[/tex]
Theoritical moles of urea obtained = [tex]\frac{1 mole CH_4N_2O}{2mole NH_3}\times4011.76 mole NH_3[/tex]
= [tex]2005.88mole CH_4N_2O[/tex]
Mass of 2005.88 mole of [tex]CH_4N_2O[/tex] =[tex]2005.88 mole \times\frac{60g CH_4N_2O}{1mole CH_4N_2O}[/tex]
= 120352.8g
[tex]120352.8g\times \frac{1kg}{1000g}[/tex]
= 120.35kg
Therefore , theroritical yeild of urea = 120.35kg
Now , Percent yeild = [tex]\frac{87.5kg}{120.35kg}\times100[/tex]
72.70%
Thus , the percent yeild for the reaction is 72.70%
Choose the correct name for each acid. Click here
to access the common polyatomic ion sheet.
HNO2:
DONE
HI:
DONE
H3PO4 :
DONE
The correct name of HNO₂, HI and of H₃PO₄ is nitrous acid, hydroiodic acid and phosphoric acid respectively.
What are acids?Acids are those substances in which carboxylic acid (-COOH) is present and pH value of acids falls in the range of 0 to 6.9.
Name of the HNO₂ compound is nitrous acid, of HI is hydroiodic acid and of H₃PO₄ is phosphoric acid.
Hence name of the HNO₂, HI and of H₃PO₄ is nitrous acid, hydroiodic acid and phosphoric acid respectively.
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Answer: HNO2 nitrours acid
HI Hydroiodic acid
H3PO4 phosphoric acid
Explanation: edu
(science)Which type of harmful alleles may disappear from a population more slowly when the individual may still reproduce?
a.a dominant allele
b.a recensive allele
c.a double allele
d.a single allele
How many liters are in 2.88 moles of CH4? Round your answer to the hundredths place (2 decimal place)
HELPPO ME PLZ
Determine the representative particles of
0.075 mol Ti
2.10 mol CO2
Answer:
0.o75 mol Ti = 4.5x10∧22
2.10 mol CO2 = 1.26x10∧24 molecules
hope this helped
Eight ounces (1 fl. Oz = 29.57 ml) of orange juice contains 160% of the recommended daily allowance of vitamin c (rda = 75-90 mg for adults). How many milliliters of the orange juice will provide 100% of the recommended daily allowance?
What type of molecule is shown below? A. Alcohol B. Ether C. Ketone D. Aldehyde
B. Etherrrrrrrrrrrrrrrrrrrrrrrrrrrrrr
Ether is the type of molecule. Hence, option B is correct.
What is organic chemistry?Organic chemistry teaches us about the structure, properties, composition, reactions, and preparation of carbon-containing compounds.
Ether is an organic compound with an oxygen atom bonded to two alkyl or aryl groups. Ether's structure is same as alcohol.
Hence, option B is correct.
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Venus Fly trap is a great example of which type of tropism?
a
Thigmotropism
b
Gravitropism
c
Phototropism
d
Hydrotropism
Please help :)
It’s a science thing for 7th grade
Answer: The first question is chemical The second one is Physical
Explanation:
The atmosphere is the air surrounding Earth and is made up of 78% _____, 21% oxygen, and other trace gases. Please help this is urgent!!
Which tiny, round “factory” puts together protein and is often found in the endoplasmic reticulum?
Golgi body
ribosome
chromosome
chloroplast