For the first order reaction A → 2B, 1 mole of reactant A gives 0.2 moles of B after 100 minutes. Th — Chemical Kinetics Chemistry Question

Question

For the first order reaction A → 2B, 1 mole of reactant A gives 0.2 moles of B after 100 minutes. The half-life of the reaction is ...... min. (Round off to the nearest integer). [Use: ln 2 = 0.69, ln 10 = 2.3, ln 3 = 1.1]