molar volume

molar volume

by Manal Sharaf

Multiple Choice

Standard temperature and pressure (STP) mean

• A temperature of 0°C and a pressure of 101.3 kPa, or 1 atmosphere (atm).

• A temperature of 100°C and a pressure of 101.3 kPa, or 1 atmosphere (atm).

• A temperature of 0°K and a pressure of 10 atmosphere (atm).

Multiple Choice

What is the volume occupied by 1 mole of any gas at STP?

• 44.8 dm3

• 22.4 dm3

• 16.8 dm3

• 24 dm3

Multiple Choice

What is the volume of 3 moles of hydrogen gas at RTP?

• 22.4 dm3

• 24 dm3

• 72 dm3

• 89.6 dm3

Multiple Choice

How many moles of methane gas molecules, CH₄, are in 12 liters of methane at Room temperature and pressure?

• 11.2 moles

• 0.5 moles

• 179.2 moles

• 27.2 moles

Multiple Choice

A sample of carbon dioxide at STP is 0.50 L.  How many grams of carbon dioxide do we have?

• 0.48 g
• 0.49 g
• 1.96 g
• 0.98 g