Answers to Problems of the A Groups
435
(b) k = 6.12 x ID'
3
K = 3.986
(c) 0) log N = -6.174 x 103
r + 3.9926
07) r = 0.99864
95% confidence interval of slope = -0.00617 ± 0.000177
95% confidence interval of y intercept = 3.9926 ± 0.0167
(d) K is the logarithm of the cpm at; = 0.
6.
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(a)
28
2.9
3.0
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34
3.5
y X 10 3
(b) log k = -5.27 x 10
3 x - + 23.28
(c) (i) log k = -5.392 x 10
3 x - + 23.624
07) r = 0.99987
95% confidence interval of slope = -5392 ± 161
95% confidence interval of y intercept = 23.624 ± 0.507
(d) A// a = 2.464 x 10" cal
(e) Q corresponds to the logarithm of the rate constant at infinitely high temperature.