molar volume of gases

At STP, 1 mol, or representative particles, of any gas occupies a volume of......................

• 24.4 dm3

• 44.2 dm3

• 22.4 dm3

The quantity, 22.4 L, is called the ........................ of a gas.

• molar volume

• molar mass

• Atomic volume

Different gases have different densities

• True

• False

Tags

NGSS.MS-PS1-2

A 2.00 L sample of pure oxygen gas (O₂) is measured at STP.  How many moles of oxygen is this?

• 24.4 mol
• 0.007 mol
• 1.44 mol
• 0.09 mol

The number 6.02 x 10²³ is called...

• Obama's number and it measures the amount of gases or liters in a mole

• Bohr's number and it measures the amount of molecules or atoms in a sample

• Avogadro's number and it measures the amount of gas in moles

• Avogadro's number and it measures the amount of molecules or atoms in a sample

What is the volume of 5 moles of oxygen gas at STP?

• 112 dm3

• 22.4 dm3

• 120 dm3

• 24 dm3