According to the Bronsted-Lowry acid-base theory,the substance which accepts a proton $(H^+)$ from another substance is called ...........

What is the concentration of $[H_3O^+]$ in distilled water at $298 \; K$?

Write the chemical name and chemical formula of washing soda.

Which of the following is(are) true when $HCl(g)$ is passed through water?
$(i)$ It does not ionise in the solution as it is a covalent compound.
$(ii)$ It ionises in the solution.
$(iii)$ It gives both hydrogen and hydroxyl ion in the solution.
$(iv)$ It forms hydronium ion in the solution due to the combination of hydrogen ion with water molecule.

In $H_{3}O^{+}$,there is a coordinate covalent bond between $......$ and $......$.

On what basis are acids classified as strong and weak acids?