Question

When the gas formed on heating limestone is passed through lime water , the lime water turn milky .

Write scientific reasons .
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Answer 1

Answer:

This happens because the carbon dioxide reacts with the calcium hydroxide to form calcium carbonate. Calcium carbonate is insoluble in water therefore it forms a white precipitate and due to this the solution appears milky.

Explanation:

Give Thanks

Answer 2

Answer:

Gas is CO2

Explanation:

CO2 + Ca(OH)2 --> CaCO3 + H2O

CaCO3 is milky in color