When magnesium (mg) metal is placed in hydrochloric acid (hcl), it forms magnesium chloride (mgcl2) and a gas. what gas is forme d in this reaction?
2 answers:
Hydrogen gas is formed. acid + metal = salt + hydrogen
Magnesium in hydrochloric acid forms H2 (hydrogen) gas according to the balanced chemical equation:Mg + 2HCl→H2 + MgCl2
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