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Catalysts
Page 2
Questions (84)
1. Give reasons for your choice. 2. Give reasons for rejecting other options
6. In a chemical reaction at constant temperature,
2 answers
asked by
Anonymous
613 views
A reaction rate increases by a factor of 815 in the presence of a catalyst at 37 degrees C. The activation energy of the
2 answers
asked by
Eddy
598 views
Which of the following is the BEST explanation for why a catalyst speeds up a reaction?
A) The catalyst increases the
2 answers
asked by
Howard
608 views
Do the reaction rate depends on the concentration of catalyst?
I googled this and found that the decomposition of H2O2 stops of
3 answers
asked by
Shenaya
581 views
Describe two features of a catalyst:
-used in the industrial manufacture of chemicals where the rate of production is important.
3 answers
asked by
Anonymous
555 views
During rate of reverse step...
A. A catalyst decreases the reverse rate of reaction. B. A catalyst does not change the reverse
1 answer
asked by
Question
545 views
Substance X is converted to substance Y in a chemical reaction. What role would a catalyst play in this scenario?
A. It would
2 answers
asked by
Jello
525 views
what happens to a catalyst in the end of a chemical reaction?
5 answers
asked by
Alex
492 views
Enzymes are a catalyst, which means that they make chemical reactions go faster. “How does a catalyst affect the
activation
2 answers
asked by
slomomo
506 views
How is Surface catalyst(heterogeneous) and homogeneous catalyst different? I'm in 10th grade chemistry and I don't understand
3 answers
asked by
Kat
498 views
Does adding a catalyst to a rxn mixture add energy that causes the rxn to proceed more quickly.
I answered: No, a catalyst simply
2 answers
asked by
Anonymous
512 views
Are operating conditions (250 to 300 degees and 50 to 100 atmosphere) consistent with achieving high equilibrium yield of
1 answer
asked by
Charley
478 views
Identify the two important classes of catalysts. Analyze the chemical reactions that take place when a biological catalyst
2 answers
asked by
mema
485 views
At 1200 K, the approximate temperature of vehicle exhaust gases, Kp for the reaction
<- 2CO2(g) -> 2CO(g) + O2(g) is about
1 answer
asked by
Helen
493 views
Enzymes are a catalyst, which means that they make chemical reactions go faster. “How does a catalyst affect the activation
2 answers
asked by
slomomo
496 views
operating conditions 250-300 celcius and 50-100 atmospheres are consistent with the aims of achieving a high equilibrium yield
1 answer
asked by
c
466 views
A catalyst alters the rate of a reaction by
a. changing the products in the reaction. b. increasing the activation for the
1 answer
asked by
bob
452 views
If a catalyst for the first elementary step is added to the system, what do you expect to happen to the plot of the potential
1 answer
asked by
Christian
442 views
A chemist has two compounds that do not chemically react. He thinks that by finding the right catalyst, he can get them to
1 answer
asked anonymously
19 views
A catalyst is a substance that can be added to a chemical reaction to speed up the reaction process. Catalysts are able to speed
1 answer
asked anonymously
43 views
Which two statements below are TRUE of catalysts? Choose the 2 correct statements. Explain.
a A catalyst speeds up the reaction
1 answer
asked anonymously
29 views
15) Which of the following best describes the role of a catalyst in a chemical reaction?
* 2 points causes the formation of more
1 answer
asked anonymously
25 views
How do catalysts speed up reactions?
They increase the surface area of reactants. They stir the reactants, causing more particle
3 answers
asked by
e
32 views
) Which statement about catalysts is NOT true?
A) A catalyst increases the rate of a chemical reaction. B) A catalyst lowers the
1 answer
asked anonymously
29 views
Which of the following best describes the role of a catalyst in a chemical reaction?
causes the formation of more product reduces
1 answer
asked anonymously
20 views
Catalysts speed up chemical reactions. Which change is a likely direct effect of a catalyst?(1 point)
Responses increasing
1 answer
asked anonymously
38 views
The presence of a catalyst in the a reaction is to
* 1 point change the products that are formed in the reaction decrease the
1 answer
asked anonymously
20 views
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Which is a biological substance that enables reactions to take place at lower temperatures in an organism? enzyme catalyst
1 answer
asked anonymously
11 views
whats meant by catalyst
1 answer
asked anonymously
6 views
Which of the following describes the function of a catalyst?
a It decreases the speed of a chemical reaction to control the
1 answer
asked anonymously
20 views
What is catalyst
1 answer
asked by
Hairat
6 views
Which of the following describes the function of a catalyst?%0D%0A%0D%0A a%0D%0AIt speeds up a chemical reaction.%0D%0A
1 answer
asked anonymously
8 views
LIst the catalysts involved in Methanolation
1 answer
asked anonymously
6 views
Which of the following macromolecules can commonly act as catalysts?
Multiple choice question. Proteins Lipids Carbohydrates
1 answer
asked anonymously
11 views
Pages
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Parent Categories (17)
Activation Energy
Chemical Equilibrium
Chemical Reactions
Chemistry
Enzymes
Equilibrium Reactions
Macromolecules
Metabolic Pathways
Organic Chemistry
Reaction
Reaction Equilibrium
Reaction kinetics
Reaction Mechanisms
Reaction Rate
Reaction rates
Reaction Types
Reactions