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Which of the following expression repres...

Which of the following expression represents the correct rate of given reaction? A+2B+3Crarr4D+5E

A

`(1/2)((d[A])/[dt])`

B

`(-1/4)((d[D])/[dt])`

C

`(-1/3)((d[B])/[dt])`

D

`(1/5)((d[E])/[dt])`

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