Answer to Question #98113 in General Chemistry for India Cruz

Question #98113

How many liter of hydrogen (H2) gas can be produced from the reaction of 0.750 g of Zinc (Zn) metal with excess HCl at STP.
Zn(s)+2HCl(aq)—>H2(g)+ZnCl2(aq)

Expert's answer

Zn(s)+2HCl(aq)—>H2(g)+ZnCl2(aq)

22.4 x 0.75 / 65 = 0.258461538 l (H2).

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