Question

Name the gas evolved when dilute HCL react with sodium hydrogen corbanate,how it is recognized

Answer 1

Carbondioxide is evolve when hcl reacts with sodium hydrogen carbonate.

On passing the carbon dioxide gas evolved through lime water, then white precipitate calcium carbonate will form. The white precipitate indicates the presence of carbondioxide gas.

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Answer 2

Answer:

CO2 gas is evolved when dilute HCL react with NAHCO3