Question

lime water turn milky when CO2 is passed through it​

Answer 1

yes it is true statement because

cao+co2------Caco3... and Caco3 is milky or whitish in colour.. so lime water turn milky when co2 is passed through it......

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Answer 2

caco3 + h20+co2=ca(hco3)2 due to co2 gas it turn milky