Q.

The isomerization of cyclopropane to form propene is a first order reaction. At 760 K, 85% of a sample of cyclopropane changes to propene in 79 min Calculate the value of the rate constant.

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a

2.42min1

b

1.04×102min1

c

2.40×102 min1

d

3.66×102min1

answer is D.

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Detailed Solution

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k=2.379minlog10010085

 Solve for k2.40×102min -1 

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