Unit 6E Stoichiometry Gas Volume

How do I change from moles to liters?

• divide by 22.4
• multiple by Avo number
• multiply by 22.4
• multiply by molar mass

How many liters are in a mole?

• 6.022x10^23
• 1
• Molar Mass
• 22.4

What is the molar volume of an ideal gas at STP?

• 1 mol = 22.4 L
• 1 mol = 0.0821 L
• 1 mol = 1 L
• 1 mol = 273 L

What is the volume of 2 moles of gas at STP?

• 22.4 L
• 44.8 L
• 11.2 L
• 2 L

What volume of hydrogen will be produced at STP by the reaction 67.3 g of magnesium with excfess water according to the following reaction?
1Mg + 2H₂O --> Mg(OH)₂ + H₂

• 62L
• 65L
• 31L
• 124L

2Al + 6HCl --> 2AlCl₃ + 3H₂

Aluminium reacts with hydrochloric acid. How many grams of aluminum are necessary to produce 11 L of hydrogen gas at STP?

• 13

• 8.8

• 0.99

• 1.0

2CO + O₂ −-> 2CO₂

How many liters of carbon dioxide at STP are produced from 10.0 L of carbon monoxide at STP?

• 10.0 L

• 20.0 L

• 5010 L

• 0.0199

How many liters of NH₃ are needed to react completely with 30.0L of NO?

4NH₃(g) + 6NO (l)--> 5N₂ (g) + 6H₂O (l)

• 5.0 L

• 20.0 L

• 7.5 L

• 120.0 L

Solid aluminum react with HCl according to the following balanced equation at STP:

2Al (s) + 6HCl (aq) --> 2AlCl₃ (aq) + 3H₂ (g)

If 13.5 g of Al (s) reacts with excess HCl, how many liters of H₂ gas are generated?

• 15.2 L

• 16.8 L

• 12.5 L

• 14.8 L

2CO + O₂ → 2CO₂

How many liters of carbon dioxide are produced from 3.50 moles of carbon monoxide at STP?

• 78.4 L CO₂

• 20.0 L CO₂

• 15.4 L CO₂

• 32.5 L CO₂