If 75% of a first order reaction was completed in 90 minutes, 60% of the same reaction would be completed in approximately (in minutes)

(Take: ; )

Question

If 75% of a first order reaction was completed in 90 minutes, 60% of the same reaction would be completed in approximately (in minutes)

(Take: ; )

Canvas Classes · Accepted Answer

75% completion means 25% =  remains → , so .

For 60% completion, 40% remains:

Answer: 60 min

More questions from Chemical Kinetics