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WorksheetsReaction kinetics
Total questions: 15
Worksheet time: 24mins
Given the following balanced equation :
2NO(g) + Cl2(g) → 2NOCl(g)
If the rate of disappearance of Cl2 is 4.84 x 10-2 Ms-1, what is the rate of disappearance of NO?
1.45 x 10-2 Ms-1
2.42 x 10-2 Ms-1
3.67 x 10-2 Ms-1
9.68 x 10-2 Ms-1
The reaction A + 2B → products was found to have the rate law, k = k[A][B]2. Predict by what factor the rate of reaction will increase when the concentration of B is doubled and the concentration of A remained uncanged
2
4
6
8
The overall order for the reaction,
2A + B → C
is one and with respect to B the order is zero. Which of the following statements is true?
The rate law of the reaction is rate =k[A]2[B]
The formation of C is double the appearance of A
The rate of reaction would increase with increasing concentration B
The rate law of the reaction is rate =k[A]
The catalyst alters the rate of a chemical reaction by,
providing an alternative pathway with a lower Ea
changing the products formed in the direction of the reaction
providing a surface on which the molecules react
increasing the frequencies of collisions between molecules
Which of the following increase the reaction rate?
less surface area
lower temperature
increasing pressure
increased concentration
Determine the overall order of the reaction:
rate = k[A][B]0[D]
First order
Zero order
Second order
Third order
all of these
A rate law relates
A. reaction rate and temperature.
B. reaction rate and concentration.
C. temperature and concentration.
D. energy and concentration.
What is the unit for rate constant,K if rate law:
Rate = K [A]
s-1
M s-1
M-1 s-1
M-2 s-1
What happened to the rate of reaction, if concentration of reactant is 'zero order'.
rate of reaction will become double
rate of reaction will become triple
rate of reaction will become quadrapel
No affect to the rate of reaction
Given 3A + B -> 2C
Which statement is TRUE
Concentration A will be increase and concentration B will be decrease after reaction.
Concentration A will be increase and concentration C will be decrease after reaction.
Concentration B will be decrease and concentration C will be increase after reaction.
Concentration B will be decrease and concentration A will be increase after reaction.
Determine the value of rate constant, K based on this table
Rate = K [Q]2
1.0 M-1 s-1
2.0 M-1 s-1
3.0 M-1 s-1
4.0 M-1 s-1
Which of the temperature condition can be affected rate of reaction become increase?
In ice bath
In tap water
In water bath
In water pool
