Q. 13

A first order rea

Answer :

Given:


Time (t) = 10 minutes


For a first order reaction


=


Also,



Where Ro = initial concentration and R is remaining concentration at time ‘t’


Let initial concentration of 100 mol/L


So, ATQ,


K=


= 0.2303


= 0.2303 × (0.6021-0.4771)


=0.029


=


=


= 23.89 minutes approximately.


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