The decay constant for `6^(C^(14))` is `2.31xx 10^(-4)` year-1 calculate the half life period.

The radioactive decay constant is 4.28 xx 10^-4 year^-1 . What is the half life period of it?

The rate constant of a first order reaction is 2.31xx10^(-3)s^(-1) Calculate the half-life period of the activation energy of the reaction.

Rate constant of a first order reaction is 0.45 sec^(-1) , calculate its half life.

K_a for HCN is 1.4 xx 10^(-9) . Calculate for 0.01 N KCN solution. pH

AT 25^@C acid dissociation constant of HCN is 4.9xx10^-10 M. Calculate the degree of dissociation of HCN if its conc. Are(1) 0.1 M (2) 0.01 M

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

The half life of Th^(233) is 1.4 xx 10^(10) years. Calculate its disintegration constant. (i) 18Ar^(10) +____ rarr19^(k^(40))+0^(n^(1)) (ii) ________+ 1H^(1)rarr2^(He^(4))+2He^(4) (iii) 88Ra^(236)rarr ________+ 2^(He^(4)) (iv) 92^(U^(238))rarr56^(Ba^(143)) +_________+ 0^(n^(1))

For a reaction the specific reaction rate constant at 35^@C and 65^@C are 6.65xx10^(-5) 5^(-1) and 2.24xx10^(-3) 5^(-1 calculate frequancy factor for the reaction.

For the equilibrium 2NOCl_((g))hArr2NO_((g))+Cl_(2(g)) the value of the equilibrium constant K_(c) is 3.75xx10^(-6) at 790^(@)C . Calculate K_(p) for this equilibrium at the same temperature.

A first order reaction is found to have a rate constant, k= 5.5 xx 10^-14 s^-1 .Find the half-life of the reaction.