Question

Which gas will be released when dilute hydrochloric acid will react with chalk

Answer 1

Answer:

Carbon dioxide

Answer and Explanation: Carbon dioxide is thegas that evolves when hydrochloric acid and calcium carbonate react.

Answer 2

Answer: the correct answer is carbon dioxide(co2)

Explanation:

2HCL + CACO3 -----------CACL2 + H2O + CO2

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