#1
Which gas law describes the relationship between pressure and volume at constant temperature?
Boyle's Law
Charles's Law
Gay-Lussac's Law
Avogadro's Law
#2
According to Boyle's Law, if the volume of a gas decreases, what happens to its pressure?
Increases
Remains constant
Decreases
Doubles
#3
What is the SI unit of pressure?
Pascal (Pa)
Newton (N)
Joule (J)
Kilogram (kg)
#4
According to Charles's Law, if the temperature of a gas increases, what happens to its volume?
Increases
Remains constant
Decreases
Doubles
#5
What is the unit of temperature used in gas laws?
Kelvin (K)
Celsius (°C)
Fahrenheit (°F)
Rankine (°R)
#6
What is the ideal gas law equation?
PV = nRT
PV = RT/n
PV = RT
P = V/nRT
#7
Which gas law describes the relationship between temperature and volume at constant pressure?
Boyle's Law
Charles's Law
Gay-Lussac's Law
Avogadro's Law
#8
What is the combined gas law equation?
PV = nRT
P1V1/T1 = P2V2/T2
P1V1 = P2V2
P = V/nRT
#9
Which gas law states that equal volumes of gases at the same temperature and pressure contain equal numbers of molecules?
Boyle's Law
Charles's Law
Gay-Lussac's Law
Avogadro's Law
#10
What is the standard temperature and pressure (STP) in the context of gas laws?
0°C and 1 atm
25°C and 1 atm
0°C and 760 mmHg
25°C and 760 mmHg
#11
Under what conditions do real gases behave most like ideal gases?
Low pressure, high temperature
High pressure, low temperature
Low pressure, low temperature
High pressure, high temperature
#12
Which gas law states that the total pressure of a mixture of gases is equal to the sum of the partial pressures of the individual gases?
Dalton's Law of Partial Pressures
Henry's Law
Raoult's Law
Graham's Law of Diffusion
#13
What is the significance of the gas constant (R) in the ideal gas law equation?
It represents the number of moles of the gas
It represents the pressure of the gas
It represents the volume of the gas
It incorporates the properties of the gas
It represents the temperature of the gas
#14
What does Graham's Law of Effusion describe?
The relationship between the diffusion rates of two gases
The relationship between the temperature and pressure of a gas
The relationship between the volume and pressure of a gas
The relationship between the density and volume of a gas
#15
What does Henry's Law describe?
The relationship between pressure and volume of a gas
The relationship between temperature and pressure of a gas
The relationship between solubility and pressure of a gas in a liquid
The relationship between the concentration and volume of a gas