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QJEEM21Ch7866: JEE Main 2021 Chemistry - Class 12 JEEM21Ch7866 Solution: The reaction 2A + B 2 → 2AB is an elementary reaction. For a…

The reaction 2A + B2 → 2AB is an elementary reaction.

For a certain quantity of reactants, if the volume of the reaction vessel is reduced by a factor of 3, the rate of the reaction increases by a factor of ____________. (Round off to the Nearest Integer).

Step-by-Step Verified Solution

Let initial concentration of A & B is a & b

Rate = K[A]2[B2]1

r1=K(aV)2(bV)1

r2=K(3aV)2(3bV)1

(r2r1)=27

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