A sample of crystalline weighing 1.578 g was dissolved in water

CHEMISTRY · Subjective · CBSE · Chemistry · Acids, Bases and Salts · Acids, Bases and Salts

Problem

A sample of crystalline

\text{Ba}(\text{OH})_2 \cdot X \text{H}_2\text{O}

weighing 1.578 g was dissolved in water. The solution required 40 mL of 0.25

N

\text{HNO}_3

for complete reaction. Determine the number of molecules of water of crystallisation in base.