Moles/Liters Classwork

Moles/Liters Classwork

Multiple Choice

1 mol of any gas at STP =

• 22.7 L

• 2.24L

• 22.4L

• 22.8L

Multiple Choice

What is standard pressure?

• 4 atm

• 7L

• 1 atm

• 3 atm

Multiple Choice

When working with gases at STP, temperature should always be converted to what unit?

• Farenheit

• Celcius

• Kelvin

Multiple Choice

Convert 25C to Kelvin

• 275K

• 298K

• 238K

• 21K

Multiple Choice

4NH₃+6NO --> 5N₂ + 6H₂O

How many liters of NH₃ at 32.6 ^oC and 4.25 kPa are needed to react completely with 30.0L of NO at STP?

• 5.27 L

• 534 L

• 5.2 L

• 533.6 L

Multiple Choice

Mg₃N₂ + 3H₂O ––> 3 MgO + 2NH₃

If 10.3 L of ammonia gas at 20.0˚C and 0.989 atm is created, how many liters of water at STP are required?

• 0.423 L H₂O

• 14.2 L H₂O

• 0.204 L H₂O

• 10.3 L H₂O

Multiple Choice

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

Multiple Choice

1Mg + 2H₂O --> Mg(OH)₂ + H₂

What volume of hydrogen will be produced at STP by the reaction 67.3 g of magnesium?

• 62.0 L

• 0.12 L

• 2.77 L

• 1.15 L