8.9.1: Practice Gas Stoichiometry
- Page ID
- 236051
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Exercise \(\PageIndex{1}\)
If you reacted 14.7 g of Zn in the following reaction, what volume of H2 gas, measured at STP, would be produced?
Zn (s) + 2 HCl (aq) --> ZnCl2 (aq) + H2 (g)
- Answer
-
5.04 L. (0.225 moles)
Exercise \(\PageIndex{1}\)
What mass of O2 gas is contained in a 3.85 L container at STP?.
- Answer
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5.50 g. (0.172 moles)
Exercise \(\PageIndex{1}\)
How many liters of H2 gas, measured at STP, is needed to produce 85.0 g of NH3?
3 H2 (g) + N2 (g) --> 2 NH3 (g)
- Answer
-
168 L. (7.48 moles)