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For an elementary reaction 2A + 3B rarr ...

For an elementary reaction 2A + 3B `rarr` 4C + D the rate of appearance of C at time 't' is `2.8 X 10^-3` mol `L^-1 s^-1`. Rate of disappearance of B at 't' , t will be

A

`2(2.8 X 10^-3 mol L^-1 s^-1)`

B

`4/3(2.8 X 10^-3) mol L^-1 s^-1`

C

`1/4 (2.8 X 10^-3) mol L^-1 s^-1

D

`3/4 (2.8 X 10^-3) mol L _-1 s^-1`

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The correct Answer is:
D
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