JEE Mains Chemistry Past PapershardNUMERICAL

For the reaction A B, the rate constant k (in s–1) is given by T ) 47 . ( . k log 10 . The energy ofJEE Mains Chemistry Past Papers Chemistry Question

Question

For the reaction A B, the rate constant k (in s–1) is given by T ) 47 . ( . k log 10 . The energy of activation in kJ mol–1 is _______ (Nearest integer) (Given: R = 8.314 J K–1 mol–1) vfHkfØ;k A B, ds fy, osx fLFkjkad k (in s–1) dks T ) 47 . ( . k log 10 ls fn;k gSA lfØ;.k ÅtkZ kJ mol–1 esa gS _______A ¼fudre iw.kkZd esa½ ¼fn;k gS% R = 8.314 J K–1 mol–1½

Answer: .

💡 Solution & Explanation

RT . E A log k log a   T ) 47 . ( . k log 10    a 47 . R . E   Ea = 8.314 × 2.303 × × 2.47 = 47.29 KJ/mole

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