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  • Identify the correct statement for a chemical reaction 2A → 3B,   Option: 1 The rate of reaction is <img alt="\mathrm{

Identify the correct statement for a chemical reaction 2A → 3B, 

 

Option: 1

The rate of reaction is \mathrm{ -\frac{1}{2} x \frac{d[A]}{d t}}


Option: 2

The rate of reaction is  \mathrm{\frac{1}{3} x \frac{d[B]}{d t}}


Option: 3

The rate of disappearance of reactant is  \mathrm{-\frac{d[A]}{d t}}


Option: 4

All of the above


Answers (1)

best_answer

For a reaction, \mathrm{a A \rightarrow b B}
We know, rate of reaction      \mathrm{=-\frac{1}{a} x \frac{d[A]}{d t}=\frac{1}{b} x \frac{d[B]}{d t}}
And, rate of disappearance of   \mathrm{ A=-\frac{d[A]}{d t}}.

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