What mass of magnesium in reaction with hydrochloric acid

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What mass of magnesium, in reaction with hydrochloric acid, is needed to produce 128 mL of hydrogen (H2) gas? The H2 gas is collected over water at a temp. of 25 C and a total pressure (PBR) of 762 mmHg. The ideal gas law constant R=0.0821 L x atm/K x mol.

Reference no: EM13384422

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