Question

explain the testing of testing of CO2? and also explain when excess CO2 is passed
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Answer 1

Answer:

Answer: (a) Test for CO2 gas (lime water test) When CO2 gas is passed through lime water, it turns milky due to the formation of insoluble calcium carbonate. If the gas is in excess, milkiness disappears due to the formation of soluble calciumbi carbonate.

Explanation:

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Answer 2

Answer:

when carbon dioxide is passed through lime water it turns milky white