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Question: In the first order reaction, the concentration of the reactants is reduced to 25% in one hour. The h...

In the first order reaction, the concentration of the reactants is reduced to 25% in one hour. The half-life period of the reaction is -

A

2 hr

B

4 hr

C

1/2 hr

D

1/4 hr

Answer

1/2 hr

Explanation

Solution

t75% = 1hr, t50% = 12\frac{1}{2} = 0.5hr