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MJ
MJ asked in Science & MathematicsChemistry · 10 years ago

One reaction that produces hydrogen gas can?

be represented by the unbalanced chemical

equation

Mg(s) + HCl(aq) −! MgCl2(aq) + H2(g) .

What mass of HCl is consumed by the reac-

tion of 2.28 mol of magnesium?

Answer in units of g

1 Answer

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  • Roger the Mole
    Lv 7
    10 years ago
    Favorite Answer

    Mg + 2 HCl → MgCl2 + H2

    (2.28 mol Mg) x (2/1) x (36.4611 g HCl/mol) = 166 g HCl

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