Which law relates to the ideal gas law?mc004-1.jpgmc004-2.jpgmc004-3.jpgmc004-4.jpg
C
The incomplete table below shows selected characteristics of gas laws.NameVariablesConstantsEquation? Pressure, volumeTemperature, moles of gasPV = kCharles's law??V = kTGay-Lussac's law???Combined gas law??mc025-1.jpgWhat are the variables in Gay-Lussac's law?pressure and volumepressure, temperature, and volumepressure and temperaturevolume, temperature, and moles of gas
pressure and temperature
Which equation is derived from the combined gas law?mc009-1.jpgmc009-2.jpgmc009-3.jpgmc009-4.jpg
A
Which statement can best be concluded from the ideal gas law?The product of pressure and volume of an ideal gas is proportional to the absolute temperature.All collisions between atoms or molecules are perfectly elastic and are not the result of any attractive forces.The temperature, pressure, and volume of a gas are all related.The behavior of a gas under real conditions does not obey the ideal gas law.
The temperature, pressure and volume of a gas all are related
Which describes the volume of 1 mol of gas at standard temperature and pressure?The volume is greater for a larger mass of gas.The volume is the same for any gas.The volume depends on the size of the container.The volume varies with the pressure.
The volume is the same for any gas.
Which law states that the volume and absolute temperature of a fixed quantity of gas are directly proportional under constant pressure conditions?Boyle's lawCharles's lawDalton's lawGay-Lussac's law
Charles's law
The volume of a gas is 450 mL when its pressure is 1.00 atm. If the temperature of the gas does not change, what is the pressure when its volume is changed to 2.00 L?Use mc004-1.jpg.0.225 atm0.444 atm2.25 atm4.44 atm
0.225 atm
A container holds 6.4 moles of gas. Hydrogen gas makes up 25% of the total moles in the container. If the total pressure is 1.24 atm. What is the partial pressure of hydrogen?Use mc032-1.jpg.0.31 atm0.93 atm5.2 atm31 atm
0.31 atm
A gas cylinder contains 2.0 mol of gas X and 6.0 mol of gas Y at a total pressure of 2.1 atm. What is the partial pressure of gas Y?Use mc017-1.jpg.0.50 atm1.6 atm2.1 atm2.8 atm
1.6 atm
Five gases combined in a gas cylinder have the following partial pressures: 3.00 atm (N2), 1.80 atm (O2), 0.29 atm (Ar), 0.18 atm (He), and 0.10 atm (H). What is the total pressure that is exerted by the gases?Use mc020-1.jpg.5.08 atm5.19 atm5.27 atm5.37 atm
5.37 atm
Which law is based on the graph that is shown below?mc001-1.jpgBoyle's lawCharles's lawDalton's lawGay-Lussac's law
Boyle's law
Which law is described by saying that doubling the absolute temperature will double the pressure of a sample of gas in a rigid container?Boyle's lawCharles's lawDalton's lawGay-Lussac's law
Charles's law
Which law states that the pressure and absolute temperature of a fixed quantity of gas are directly proportional under constant volume conditions?Boyle's lawCharles's lawDalton's lawGay-Lussac's law
Gay-Lussac's law
The absolute temperature of a gas is increased four times while maintaining a constant volume. What happens to the pressure of the gas? It decreases by a factor of four.It increases by a factor of four.It decreases by a factor of eight.It increases by a factor of eight.
It increases by a factor of four.
If a gas is moved from a large container to a small container but its temperature and number of moles remain the same, what would happen to the pressure of the gas?It would increase. It would be halved. It would stay the same.It would slightly decrease.
It would increase.
Avogadro's law and Charles's law describe a proportionality of the volume of a gas when the pressure is constant. Which describes the proportionality that allows these laws to be combined when describing a gas?Volume is directly proportional to temperature (Avogadro's law) and to moles (Charles's law).Volume is inversely proportional to temperature (Avogadro's law) and to moles (Charles's law).Volume is directly proportional to moles (Avogadro's law) and to temperature (Charles's law).Volume is inversely proportional to moles (Avogadro's law) and to temperature (Charles's law).
Volume is directly proportional to moles (Avogadro's law) and to temperature (Charles's law).
A scientist is measuring the pressure that is exerted by each of the following gases in the atmosphere: carbon dioxide, oxygen, and nitrogen. Which term most likely describes what she is measuring? final pressureatmospheric pressurecombined pressurepartial pressure
partial pressure
The table below shows a comparison of the different gas laws. Some cells have been left blank.NameVariablesConstantsEquationBoyle's law Pressure, volume?PV = kCharles's lawVolume, temperature?V = kT?Temperature, pressureVolume, moles of gasP = kT?Pressure, temperature, volume?mc022-1.jpgWhich are assumed to be constant while using the combined gas law?pressurenumber of molesvolume and moles of gaspressure and temperature
pressure
Which best defines partial pressure in a mixture of gases?pressure that is exerted by all the gases of a mixture on the containerpressure that is exerted by one gas as if it occupied a container by itselfhalf of the pressure that is exerted by the gases of a mixture on the containersum of the individual pressures that are exerted by two or more gases
pressure that is exerted by one gas as if it occupied a container by itself
The gas in the piston is at constant temperature. A student increases the pressure on the piston from 2 atm to 3 atm. The observation will be summarized in a row of the incomplete table below.mc026-1.jpgRowNameObservationConstants1Boyle's law??2Charles's law??3Gay-Lussac's law?Volume, moles of gas4Combined gas law??Which row of the table and which observation would the student fill?row 1, volume decreases when temperature decreasesrow 1, volume decreases when pressure increasesrow 3, volume decreases when temperature decreasesrow 3, volume decreases when pressure increases
row 1, volume decreases when pressure increases
The incomplete table below shows selected characteristics of gas laws.NameVariablesConstantsEquation???PV = kCharles's law??V = kT?Temperature, pressure?P = kTCombined gas lawPressure, temperature, volume??Which constants would most likely be filled in the first row of the table?temperature and moles of gasvolume and temperaturepressure and volumepressure and moles of gas
temperature and moles of gas
If the pressure, volume, and temperature of a gas are known, which can most likely be found by using the ideal gas law?the molar amount of the gasthe partial pressure of the gasthe standard temperature and pressurethe molar mass
the molar amount of the gas
If the pressure, volume, and the number of moles of a gas are known, which is needed to calculate the universal gas constant from the ideal gas law?the temperature of the gas the molar volume of the gasthe molar mass of the gasthe partial pressure of the gas
the temperature of the gas
