Question

Passing carbon dioxide gas through calcium hydroxide solution info

Answer 1

◼The following reaction occurs:

◽Ca(OH)2(aq) + CO2(g) → CaCO3(s) + H2O(l)

◾Limewater is dissolved calcium hydroxide. When carbon dioxide is passed through the limewater solution it forms calcium carbonate (limescale), which is insoluble. This causes the solution to turn misty.

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Shabba Khair

Answer 2

Lime water is dissolved in calcium hydroxide solution.

So when we pass the carbon dioxide gas through the delivery tube then the lime water turns milky which is present in another test tube

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