The density of air at $N.T.P.$ is $0.001293 \ g \ mL^{-1}$. Its vapor density is .....

The vapour density of completely dissociated $NH_4Cl$ would be

At $444\,^oC$,the equilibrium constant $K$ for the reaction $2AB_{(g)} \rightleftharpoons A_{2(g)} + B_{2(g)}$ is $\frac{1}{64}$. The degree of dissociation of $AB$ will be .....$\%$

Which of the following weak electrolytes gives a concentration of $3C\alpha$ for the anion in an aqueous solution?

$A$ mixture of $NO_2$ and $N_2O_4$ has a vapour density of $38.3$ at $300 \ K$. What is the number of moles of $NO_2$ in $100 \ g$ of the mixture?

At $STP$,the density of air is $0.001293 \ g \ mL^{-1}$. Its vapour density is $---$.