See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

(A)    d A d B d C dt dt dt    (B)    1 2 K A K A K A   Where K is overall rate constant. 1 2 K K K   or 1 2 dK dK dK dT dT dT   1 Ea Ea Ea 1 2 RT RT RT 1 2 2 2 2 Ea Ea Ea Ae A e A e RT RT RT                       or 1 1 2 2 K.Ea K Ea K Ea   or 1 2 1 a 2 a 1 1 2 2 1 2 K E K E x y x y Ea K x y      (C) 1 2 1 2 n2 n2 t K x x      (D) a 1 2 E K' 1 1 n K R T T         