Question

Why does milkiness of lime water disappears when excess of CO2 is passed through it.....

Answer 1

When this CO2 gas is passed to the r prepared lime water ,carbon dioxide reacts with lime water to form a white precipitate of calcium carbonate.

Therefore limewater turns milky

If excess of CO2 is passed through it the milkiness of lime water disappeared.

Hope the answer of the following question is correct.