KEAM 2022 Physics and Chemistry Solved Paper

Question : 91 of 120

Marks: +1, -0

In a reaction 3A→ Products, the concentration of A decreases from 0.4‌mol‌L−1 to 0.1‌mol‌L−1 in 20 minutes at 300K. The rate of decrease in [A] during this interval (in molL−1min−1 ) at 300K is