Review of First Gas Laws

A gas at a volume of 4 liters is at a pressure of 8 Pa. The volume is changed to 16 Liters, what must the new pressure be?

• 1 Pa
• 12 Pa
• 10 Pa
• 2 Pa

What type of relationship to pressure and volume have?

• direct
• inverse
• no relationship
• I don't know

This graph is an example of two variables that are:

• directly proportional
• inversely proportional
• Straight line
• No relation

What will happen to the size of the balloon when it is placed inside the refrigerator? 

• Its size decreases.
• Its size increases.

Gases can easily be compressed because ___________.

• gas molecules are soft

• gas molecules are far apart

• gas molecules follow the shape of the container

The movement of gas molecules is greatly affected by _________.

• the shape of the container
• size of the container
• temperature of the container

In Kelvin, the freezing point of water is ___ and the boiling point is ___.

• 32, 100

• 32, 212

• 273, 373

• 0, 100

Given an atmospheric pressure of 1.85 atm, what would be the pressure in mmHg?

• 1406 mmHg

• 0.00243 mmHg

• 187 mmHg

• 27.2 mmHg

Tags

CCSS.7.RP.A.3

A container holds three gases: oxygen, carbon dioxide, and helium. The partial pressures of the three gases are 2.00 atm, 3.00 atm, and 4.00 atm, respectively. What is the total pressure inside the container?

• 2 atm
• 4 atm
• 3 atm
• 9 atm

A mixture of hydrogen, nitrogen, and water vapor has a total pressure of 864 mmHg. The partial pressure of hydrogen is 220 mmHg and that of nitrogen is 410 mmHg. What is the partial pressure of water vapor?

• 234 mmHg
• 1.37 mmHg
• 2.64 mmHg
• 1, 494 mmHg