Kinetics & Equilibrium Chemical Reactions Worksheet With Answer Key
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11Free-Response Review Questions - Kinetics & Equilibrium
PSI Chemistry
Name________________________________
2 NO(g) + Br 2 (g) 2 NOBr(g)
1.
a) For the reaction above, what are 3 ways the rate of reaction could be measured?
b) Is the rate of disappearance of bromine greater than, less than, or equal to the rate of
appearance of NOBr?
2. In the graph below, label the time at which equilibrium is achieved.
P Cl
3
c onc e ntr a tion
Cl
2
P Cl
5
tim e
3.
Two reactions are represented below. The potential-energy diagram for reaction I is
shown below. The potential energy of the reactants in reaction II is also indicated on the
diagram. Reaction II is endothermic, and the activation energy of reaction I is greater than that
of reaction II.
2 AB
(I)
A
+ B
2
2
2 XY
(II)
X
+ Y
2
2
0
Complete the potential-energy diagram for reaction II on the graph above.
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