Question
Define rate of a reaction.
✓
Answer
Definition : The rate of a chemical reaction is defined as the change in the concentration of the reactants or products per unit time.
$\text { reaction }=\frac{\text { of the reactants or products }}{\text { Time required for the change }}$
It is often expressed in mol $dm ^{-3} s ^{-1}$.
$\text { reaction }=\frac{\text { of the reactants or products }}{\text { Time required for the change }}$
It is often expressed in mol $dm ^{-3} s ^{-1}$.
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