Chemistry, asked by mahir9363, 1 year ago

A student accidentally drop a few pieces of marble in dilute hcl a gas was released what changes the gas will bring in lime water write the reaction

Answers

Answered by Anonymous

0

The gas released during this event is CO2.

CaCO3 + HCl — CaCl2+ H2O + CO2

When carbon dioxide reacts with lime water, the lime water turns milky, indicating the gas is CO2 .

Ca(OH)2 + CO2 — CaCO3 + H2O.

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