1.

What happens when sodium bicarbonate reacts with dilute hydrochloric acid? How will we check thepresence of gas evolved from the reaction mixture? Explain with the help of equations.

Answer»

ANSWER:

NaHCO3+HCI->NaCI+H2O+CO2

CO2 gas can be checked by passing it through lime water.On passing lime water will be milky DUE to the formation of PRECIPITATE of CALCIUM carbonate.

Ca(OH)2+CO2->CaCO3+H2O

Hope it helps...



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