Two litres of 15 volume solution of $\mathrm{H}_2 \mathrm{O}_2$ on complete decomposition liberated…
Two litres of 15 volume solution of $\mathrm{H}_2 \mathrm{O}_2$ on complete decomposition liberated $\mathrm{x}$ litres of $\mathrm{O}_2$ at STP. What is the value of $\mathrm{x}$ (in litres)?