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For the reaction : A + 2B rarr C + D, th...

For the reaction : `A + 2B rarr C + D`, the expression of rate of reaction will be :

A

`(-1)/(1) (d[A])/(dt) = (-1)/(2)(d[B])/(dt)`

B

`1/1(d[A])/(dt) = (-1)/(2) (d[B])/(dt)`

C

`(-1)/(1) (d[A])/(dt) = 1/2(d[B])/(dt)`

D

`1/1(d[A])/(dt) =(-1)/(2) (d[B])/(dt)`

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The correct Answer is:
A
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