Give one standard test for carbon dioxide. Also write the equation involved. Is it a physical change or chemical change?
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on passing through lime water turns lime water milky.
CO (OH)2+ CO2 --> CaCO3 +H2O
here CaCO3 is white precipitate.
it is a chemical change
CO (OH)2+ CO2 --> CaCO3 +H2O
here CaCO3 is white precipitate.
it is a chemical change
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