The rate constant of a certain first order reaction is `3.12xx10^(-3) min^(-1)`
How many minutes does it make for the reactant concentration to deop to 0.02 M if the initial concentration of the reactant in 0.045 M?

The rate constant of a certain first order reaction is 3.12xx10^(-3) min^(-1) What is the molarity of the reactant after 1.5 hours , If initial concentration is 0.045 M ?

The value of rate constant for a first order reaction is 2.303 xx10^(-2) sec^(-1) . What will be time required to reduce the concentration to (1)/(10) th of its initial concentration ?

The rate constant for a first order reaction is 7.0xx10^(-4) s^(-1) . If initial concentration of reactant is 0.080 M, what is the half life of reaction ?

How do half-lives of the first order and zero order reactions change with initial concentration of reactants?

The rate constant of a first order reaction is 3 xx 10^(-6) per second. If the initial concentration is 0.10 M , the initial rate of reaction is

The rate constant of a first order reaction is 6.8xx10^(-4)s^(-1) . If the initial concentration of the reactant is 0.04 M, what is its molarity after 20 minutes? How long will it take for 25% of the reactant to react?

Half-life period for a first order reaction is 10 min. How much time is needed to change the concentration of the reactant from 0.08 M to 0.01 M ?

In a first-order reaction A rarr B , if K is the rate constant and initial concentration of the reactant is 0.5 M , then half-life is

The time for half-life period of a certain reaction, A rarr products is 1 h when the initial concentration of the reactant 'A' is 2.0 "mol" L^(-1) . How much time does it take for its concentration to come from 0.50 to 0.25 "mol" L^(-1) , if it is zero order reaction ?