JEE Mains 27-July-2022 Shift 2 Solved Paper

[A]

Reactant

‌‌→‌‌

[B]

Product

If formation of compound [B] follows the first order of kinetics and after 70 minutes the concentration of [A] was found to be half of its initial concentration. Then the rate constant of the reaction is x×10−6s−1. The value of x is ________.(Nearest Integer)