Molar Volume Of Gas

The video tutorial explains the concept of molar volume, which is the volume occupied by one mole of any gas. It highlights the importance of understanding molar volume for monitoring gaseous pollutants like carbon dioxide, nitrogen oxides, and sulfur dioxide, which contribute to climate change and health issues. The tutorial discusses how molar volume is consistent at standard temperature and pressure (22.4 liters per mole) and at room temperature and pressure (24 liters per mole). It also explains how temperature and pressure changes affect gas volume, using examples like balloons and soft drink bottles to illustrate these concepts.

Which of the following gases is a major greenhouse gas contributing to climate change?

• Argon

• Helium

• Carbon Dioxide

• Oxygen

What is the molar volume of a gas at standard temperature and pressure (STP)?

• 22.4 liters per mole

• 24 liters per mole

• 18 liters per mole

• 20 liters per mole

At room temperature and pressure, what is the molar volume of a gas?

• 26 liters per mole

• 22.4 liters per mole

• 28 liters per mole

• 24 liters per mole

Why does a balloon sometimes pop on a hot day?

• The gas inside expands

• The balloon is overfilled

• The gas inside contracts

• The balloon material weakens

What happens to the volume of a gas when it is placed under higher pressure in a sealed container?

• The volume increases

• The gas escapes

• The volume decreases

• The volume remains the same