2 substance a(t1/2 =5 min ) and b t1/2=15 min follow 1st order kinetics are taken in such a way that initially [a]=4[b] .calculate time after which the conc. of both substance will be equal.
2 substance a(t1/2 =5 min ) and b t1/2=15 min follow 1st order kinetics are taken in such a way that initially [a]=4[b] .calculate time after which the conc. of both substance will be equal.










