Calculate the decay constant for `Ag^(108)` if its half life is 2.31 minutes.

The rate constant for the first order decomposition of H_(2)O_(2) is given by the following equation: logk=14.2-(1.0xx10^(4))/(T)K Calculate E_(a) for this reaction and rate constant k if its half-life period is 200 minutes.

The rate constant for the first order decomposition of H_(2)O_(2) is given by the following equation: logk=14.34-1.25xx10^(4)K//T Calculate E_(a) for this reaction and rate constant k if its half-life period is 256 minutes.

Establish the relation between decay constant and half-life .

Calculate the rate constant for a first order reaction if 90% of the reactant is converted to product in 100 minutes.

Half-life period of a radioactive element is 100 seconds. Calculate the disintegration constant and average life period. How much time will it take for 90% decay?

Statement 1: The greater the decay constant of a radioactive element, the smaller is its half-life. Statement 2: An element, although radioactive, can last longer, if its decay with time is slow. (A) Statement 1 is correct, Statement 2 is correct. But, Statement 2 is not the correct explanation of Statement 1. (B) Statement 1 is correct, Statement 2 is correct. Statement 2 is the correct explanation of Statement 1. (C) Statement 1 is correct, Statement 2 is incorrect. (D) Statement 1 is incorrect, Statement 2 is correct.

The following data are obtained for the decomposition of H_(2)O_(2) " at " 25^(@)C : {:("Time (min)",0,10,20,30),(% "decomposed",0,37,60,75):} Calculate the order , rate constant and half -life of the reaction.

For a chemical reaction, if the concentration of the reactant a doubled, its half-life is halved. Determine the order of the reaction.

Half of a substance is consumed in 40 minutes. When the quantity of the substance is decreased to half, the half-life of the change is 20 minute. The order of the reaction is:

Half life period of a first order reaction 15 min. Calculate the rate constant and time for 80% completion of the reaction