The $pH$ of $0.01 \ N$ lime water is:

What is the $pH$ of a solution obtained by dissolving $0.2 \, g$ of $NaOH$ in $100 \, mL$ of water (in $.699$)?

Equal volumes of three acid solutions of $pH$ $3$,$4$ and $5$ are mixed in a vessel. What will be the $H^{+}$ ion concentration in the mixture in terms of $\times 10^{-4} \ M$?

$pH$ of a $10 \ M$ solution of $HCl$ is

When $50 \, mL$ of $0.4 \, N$ $HCl$ and $50 \, mL$ of $0.2 \, N$ $NaOH$ solutions are mixed,the $pH$ of the resulting solution will be ........

The $pH$ of $100 \ mL$ of an aqueous solution of a strong acid is $1$. The volume of water to be added to change its $pH$ to $2$ is .......... $mL$.