Question

The rate of the reaction ` A + B to 3C ` gets increased by 72 times when the concentration of A is tripled and that of B is doubled . The order of the reaction with respect to A and B are -- and --- respectively
A. 1,2
B. 2,3
C. 3,2
D. 2,2

Answer 1

Correct Answer - b

Answer 2

Rate = k[A]^x [B]^y

3x+2y=72

The option satisfying the equation is (2, 3)

Answer: (B)