1.

The half-life of a first order reactionhaving rate constant K = 1.7 xx 10^(-5) s^(-1) is

Answer»

12.1 H
9.7 h
11.3 h
1.8 h

Solution :k = `1.7 xx 10^(-5) s^(-1)`
`t_(1//2) = (0.693)/(k) = (0.693)/(1.7) xx 10^(5) = 11.32` h.


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