JEE Mains Chemistry Past PapershardNUMERICAL

For the first order reaction A B, the half life is 30 min. The time taken for 75% completion of the JEE Mains Chemistry Past Papers Chemistry Question

Question

For the first order reaction A B, the half life is 30 min. The time taken for 75% completion of the reaction is _____ min. ()Nearest integer Given : log 2 = 0.3010 log 3 = 0.4771 log 5 = 0.6989

Answer: .

💡 Solution & Explanation

t75% = 2t1/2 [For 1st order reaction] t75% = 2 × 30 = 60 min. | JEE(Main) 2023 | DATE : 25-01-2023 (SHIFT-1) | PAPER-1 | OFFICIAL PAPER| CHEMISTRY PAGE # 10

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