JEE Mains Chemistry Past PapershardNUMERICAL

Consider A k B and C k D are two reactions. If the rate constant (k1) of the A B reaction can be expJEE Mains Chemistry Past Papers Chemistry Question

Question

Consider A k B and C k D are two reactions. If the rate constant (k1) of the A B reaction can be expressed by the following equation 10 1.5 10 log k 14.34 T / K and activation energy of C D reaction (Ea2) is 1 th of the A B reaction (Ea1), then the value of (Ea2) is ______kJ mol –1. (Nearest Integer)

Answer: .

💡 Solution & Explanation

a E 2.303R = 1.5 × 10 1 a E = 1.5 × 10 4 × 2.303 × 8.314 a E = 28.7207 × 10 4 J a E = 287.207 kJ 2 a a E 287.207 E 5   = 57.44 kJ ALLEN

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