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Question: In reaction A ![](https://cdn.pureessence.tech/canvas_231.png?top_left_x=1017&top_left_y=0&width=300...

In reaction A B, if initial concentration of reactant is changed from 5 M to 10 M, half life of reaction changes from 50 minute to 25 minute. Order of reaction is :

A

2nd

B

Zero

C

1st

D

None of these

Answer

2nd

Explanation

Solution

(t1/2)1(t1/2)2\frac{(t_{1/2})_{1}}{(t_{1/2})_{2}} = (a2a1)n1\left( \frac{a_{2}}{a_{1}} \right)^{n–1}