$NaOH$ is a strong base. What will be the $pH$ of a $5.0 \times 10^{-2} \ M$ $NaOH$ solution? (Given: $\log \ 2 = 0.3$)

The $pH$ of $\frac{N}{100}$ $HCl$ would be approximately

If $0.561 \, g$ of $KOH$ is dissolved in water to give $200 \, mL$ of solution at $298 \, K$. Calculate the concentrations of potassium,hydrogen and hydroxyl ions. What is its $pH$?

The $pH$ of $0.0001 \ N$ solution of $KOH$ will be

How many grams of $NaOH$ are required to prepare $1 \ L$ of $NaOH$ solution with a $pH$ of $10.06$?

$40 \ mg$ of pure sodium hydroxide is dissolved in $10 \ L$ of distilled water. The $p^H$ of the solution is ..........