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For a hypothetical reaction, A+B to C+D,...

For a hypothetical reaction, `A+B to C+D`, the rate `=k[A]^(-1//2)[B]^(3//2)`. On doubling the concentration of A and B the rate will be

A

`4` times

B

`2` times

C

`3` times

D

none of the above

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The correct Answer is:
B
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