Problem 1
Which of the following are observed properties of gases? (a) variable shape (b) expand uniformly (c) compress infinitely (d) mix with other gases
Problem 2
Which of the following are observed properties of gases? (a) variable volume (b) expand infinitely (c) compress uniformly (d) low density
Problem 3
Give the value for standard atmospheric pressure in each of the following units: (a) millimeters of mercury (b) centimeters of mercury
Problem 4
Give the value for standard atmospheric pressure in each of the following units: (a) inches of mercury (b) pounds per square inch
Problem 5
If oxygen gas in a steel container is at a pressure of 5.00 atm, what is the pressure expressed in each of the following units? (a) psi (b) \(\mathrm{cm} \mathrm{Hg}\)
Problem 6
If a piston in an automobile engine compresses a fuel-air mixture to a pressure of \(9.50 \mathrm{~atm},\) what is the pressure expressed in each of the following units? (a) in. \(\mathrm{Hg}\) (b) \(\mathrm{mm} \mathrm{Hg}\)
Problem 7
An American newscast states that the barometer reads 30.8 in. Hg. Express the atmospheric pressure in each of the following units: (a) \(k P a\) (b) torr
Problem 8
A Canadian newscast states that the barometer reads \(104 \mathrm{kPa}\). Express the atmospheric pressure in each of the following units: (a) psi (b) \(\mathrm{cm} \mathrm{Hg}\)
Problem 9
Indicate what happens to the pressure of a gas with the following changes: (a) The volume increases. (b) The temperature increases. (c) The moles of gas increase.
Problem 10
Indicate what happens to the pressure of a gas with the following changes: (a) The volume decreases. (b) The temperature decreases. (c) The moles of gas decrease.
