Answer to Question #290671 in General Chemistry for luke

Question #290671

1. Hydrogen gas can be produced by reacting aluminum with sulfuric acid. How many moles of aluminum are needed to produce 20.0 mol of hydrogen?

2Al(s) + 3H2SO4(aq) Al2(SO4)3(aq) + 3H2(g)

Expert's answer

Mole ratio of Al:H2= 2:3

2×20/3

= 13.33moles

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