. You and your lab partner are studying the rate of a reaction, A + B --> C. You make measurements of the initial rate under the following conditions:   Experiment [A] (M) [B] (M) Rate (M/s)   1 1.1 0.8   2 2.2 0.8   (a) Which of the following reactant concentrations could you use for

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24. You and your lab partner are studying the rate of a reaction, A + B --> C. You make measurements of the initial rate under the following conditions:

 
Experiment [A] (M) [B] (M) Rate (M/s)
 
1 1.1 0.8  
2 2.2 0.8  



(a) Which of the following reactant concentrations could you use for experiment 3 in order to determine the rate law, assuming that the rate law is of the form, Rate = k [A]x [B]y? Choose all correct possibilities.

[A] = 2.2 and [B] = 1.6
[A] = 2.2 and [B] = 2.4[
A] = 3.3 and [B] = 0.8
[A] = 1.1 and [B] = 2.4
[A] = 5.5 and [B] = 0.8
[A] = 4.4 and [B] = 0.8
[A] = 2.2 and [B] = 0.8
[A] = 1.1 and [B] = 1.6






(b) For a reaction of the form, A + B + C --> Products, the following observations are made: tripling the concentration of A increases the rate by a factor of 9, doubling the concentration of B has no effect on the rate, and doubling the concentration of C increases the rate by a factor of 2. Select the correct rate law for this reaction from the choices below.

Rate = k[A][B][C]
Rate = k[A][C]    
Rate = k[A]2 [C]
Rate = k[A][C]2
Rate = k[A]2 [C]2
Rate = k[A]3 [C]
Rate = k[A][C]3






(c) By what factor will the rate of the reaction described in part (b) above change if the concentrations of A, B, and C are all halved (reduced by a factor of 2)?

The rate will be the original rate multiplied by a factor of ________  .




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