The set of values of `sec^(-1)(1/2)` is `"……….."`

The number of unpaired electrons in O_2 is ……

The number of unpaired electrons in O_2 is ……

The value of the rate constant of a pseudo first order reaction ……… .

Given that barx is the mean and sigma^(2) is the variance of n observations x_(1),x_(2),………….x_(n) . Prove that the mean and variance of the observations ax_(1),ax_(2),ax_(3),………….ax_(n) are abarx and a^(2)sigma^(2) , respectively, (a!=0)

The number of atoms in hcp unit cell is………… .

The role of a catalyst is to change……….

The role of a catalyst is to change……….