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If 3A rarr 2B, than rate d[B] / dt is e...

If `3A rarr 2B`, than rate `d[B] / dt` is equal to

A

`- 1/3 .d|A|/dt`

B

`+2 d|A|/dt`

C

`-2/3 .d|A|/ dt`

D

`-3/2. d|A|/ dt`

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