Question

48. In the reaction 2A → B, the concentration of A
decreases from 0.8 M to 0.4 M in 10 min. The
rate of appearance of B is :-
(1) 0.02 M min-1
(2) 0.04 M min-1
(3) 0.08 M min-1
(4) 0.2 M min-1
8​

Answer 1

Explanation:

answer to this question is 0.02 M min-1