The $pH$ of a solution in which the $[H^{+}] = 0.01 \, M$ is

For the following Assertion and Reason,the correct option is
Assertion : The $pH$ of water increases with increase in temperature.
Reason : The dissociation of water into $H^{+}$ and $OH^{-}$ is an exothermic reaction.

In an aqueous solution,the sum of $pH$ and $pOH$ is equal to ......

$pH$ of a soft drink is $3.6$. Calculate the concentration of hydrogen ions in it.

Which equation represents the calculation of the ionic product for distilled water?

The $pH$ of pure water or neutral solution at $50\,^{\circ}C$ is .... ($pK_w = 13.26$ at $50\,^{\circ}C$)