Why does lime water turn milky?

Explain with reaction why the lime water turns milky when carbon dioxide is passed through it.

Explain with reaction why the lime water turns milky when carbon dioxide is passed through it.

When the gas formed on heating lime stone is passed through freshly prepared lime water, the lime water turns milky.

When ……….. is passed through fresh lime water,it turns milky.

When is passed through fresh lime water, it turns milky.