What volume of hydrogen (in L) is produced
from the complete reaction of 56.49 g of
magnesium metal at STP?
(Mg = 24.30 g/mol)
-
Mg(s) + 2HCl(aq)
MgCl2(aq) + H2(g)
Hint: 1 mole of gas at STP occupies 22.4 L