Gas Law Stoichiometry

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

• 62L
• 65L
• 31L
• 124L

How many liters of an ideal gas are in a mole?

• 6.022x10^23
• 1
• Molar Mass
• 22.4

How many grams are in a mole?

• 6.022x10^23
• 1
• Molar Mass
• 22.4

What is the molar mass of Mg(NO₃)₂

• 148.313g/mol
• 134.306g/mol
• 54.311g/mol

What is standard temperature?

• 0K
• 273 K

• 173 K
• 173.15 K

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 is Standard Temperature and Pressure (STP)?

• 1 Degrees Celsius and 0 atm

• 0 Degrees Celsius and 1 atm

• 0 Kelvin and 10 atm

• 273 Celsius and 273 atm

N₂ + 3H₂ → 2NH₃

How many moles of hydrogen (H₂)are needed to react with 1.5 moles of nitrogen (N₂)?

• 6

• 4.5

• 3

• 1.5

What about gasses can be measured?

• Pressure and Volume
• Temperature, Volume, and Pressure
• Volume and Temperature
• Pressure, Temperature, Volume, and Moles