Semester 1 Final Exam Review Gen Ed pt 3

If the pressure of a gas is decreased, what happens to the volume?

• Volume increases

• Volume decreases

As temperature decreases and pressure remains constant, what happens to the volume of a sample of gas?

• Volume increases

• Volume decreases

The volume of a sample of gas is held constant. As the pressure increases, what happens to the temperature?

• Temperature increases

• Temperature decreases

How many moles of a gas will occupy 2 L at a pressure of 4.2 atm and a temperature of 301K?

• 0.34 moles

• 0.22 moles

• 0.45 moles

• 0.16 moles

What is the temperature of a gas if the pressure is 9 atm, the volume is 19 L, and you have 0.891 moles?

• 2044 K

• 2339 K

• 1956 K

• 1540 K

26 L of a gas are being held in a balloon at a temperature of 329 K. What would the new volume be if the temperature were decreased to 310 K?

• 27.6 L

• 39.1 L

• 24.5 L

• 31.2 L

45L of gas decreases to 21L when the pressure is increased to 10 atm. What was the initial pressure?

• 7.33 atm

• 5.42 atm

• 3.57 atm

• 4.67 atm

The total pressure of a mixture of gases is 90 atm. Gas A has a pressure of 28 atm, and gas B has a pressure of 14 atm. What is the partial pressure of gas C?

• 48 atm

• 52 atm

• 44 atm

• 41 atm

What type of energy is known as stored energy?

• kinetic energy

• potential energy

• thermal energy

What type of energy is involved if the temperature increases?

• potential energy

• thermal energy