A first order reaction has a specific reaction-rate of `10^(-2)s^(-1)` . How much time will it take for 20 g of the reactant to reduce to 5g-

A first order reaction has a specific reaction rate of 10^(-2) s^(-1) . How much time will it take for 20 g of the reactant to reduce to 5 g ?

A first order reaction has a specific reaction rate of 10^(-2) s^(-1) . How much time will it take for 20 g of the reactant to reduce to 5 g ?

A first order reaction has a specific reaction rate of 10^(-2) sec^(-1) . How much time will it take for 20g of the reactant to reduce to 5g ?

A first order reaction has a specific reaction rate of 10^(-2)"sec"^(-1) . How much time will it take for 20 g of the reactant to reduce to 5 g ?