Question

For a first order reaction the time taken to reduce
concentration from 10 M to 25 M in 20 min. The time
required to reduce 10M to 0 625 MI
40 min
60 min
80 min
160 min​

Answer 1

The time taken for a first order reaction to reduce the initial concentration by a factor of 1/4For a first order reaction, the time taken to reduce initial concentration by a factor of 1/4 is 10 min