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InterviewSolution
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Tell me What happens when carbon dioxide gas is passed through lime water and why does it disappear on passing excess carbon dioxide? |
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Answer» Solution :On passing `CO_2` gas through lime WATER, it turns milk due to formation of insoluble calcium carbonate WHICT dissolves on passing excess `CO_2` due to the formation of soluble calcium bicarbonate. `CA)OH)_2+CO_2(----toCaCO_3(s)+H_2O(l)` `CaCO_3(s)+H_2O(l)+CO_2(g)------TOCA(HCO_3)_2` (soluble) |
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