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You and your lab partner are studying the rate of a reaction, A + B --> C. You m

ID: 1024040 • Letter: Y

Question

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:

Having trouble with parts A and C of this problem. Thanks in advance!

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 2 0.5 1.0 1.8 1.8 () Which of the following reactant concentrations could you use for experiment 3 in order to determine the rate law, assuming that the rate (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, Ratek [A] [B]Y? Choose all correct possibilities [A] = 0.5 and [B] = 3.6 [A] = 0.5 and [B] = 5.4 [A] = 1.0 and [B] = 5.4 O [A] = 2.0 and [B] 1.8 [A] = 1.0 and [B] = 1.8 [A] 1.0 and [B] 3.6 [A] = 1.5 and [B] = 1.8 [A] = 2.5 and [B] = 1.8

Explanation / Answer

a] [A] = 0.5 [B] = 3.6

[A] = 0.5 ; [B] = 5.4

[A] = 1 ; [B] = 5.4

[A] = 1 ; [B] = 3.6

b] Rate = k[A] [C] ^3

c] R1 = kAC^3

R2 = kAC^3 /16

R2 = R1 /16 =0.0625 *R1

SO answer is 0.0625