Question

explain by writing a word equation.
b. Hard water gets softened on mixing with a solution of washing soda.​

Answer 1

Answer:

udlhxlkgdzjggxkgzjtkdhfznjtz

Answer 2

Explanation:

${ \huge \fbox \pink {A}\fbox \blue {n} \fbox \purple {s} \fbox \green{w} \fbox \red {e} \fbox \orange {r}}$

Hard water can be softened by adding washing soda (sodium carbonate) which removes the calcium ions in a precipitation reaction. Alternatively, the hard water can be passed through an ion-exchange resin in a column. Sodium ions replace the calcium ions in the water as it passes through the column