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If gas A has a molar mass greater than that of gas B…
a. If gas A has a molar mass greater than that of gas B and samples of each gas at identical temperatures and pressures contain equal numbers of molecules, then the volumes of gas A and gas B are equal.
a. If gas A has a molar mass greater than that of gas B and samples of each gas at identical temperatures and pressures contain equal numbers of molecules, then the volumes of gas A and gas B are equal.
See lessCalculate the approximate temperature of a 0.50 mol sample of gas at 750 mm Hg and a volume of 12 L.
c. 15ºC The approximate temperature of a 0.50 mol sample of gas at 750 mm Hg and a volume of 12 L is 15ºC.
c. 15ºC
The approximate temperature of a 0.50 mol sample of gas at 750 mm Hg and a volume of 12 L is 15ºC.
See lessWhat is the molar mass of the gas?
a. 58 g/mol A gas sample with a mass of 0.467 g is collected at 20.ºC and 732.5 mm Hg. The volume is 200. mL. The molar mass of the gas is 58 g/mol.
a. 58 g/mol
A gas sample with a mass of 0.467 g is collected at 20.ºC and 732.5 mm Hg. The volume is 200. mL. The molar mass of the gas is 58 g/mol.
See lessIf n and T are constant, the ideal gas law reduces to
b. Boyle’s law. If n and T are constant, the ideal gas law reduces to Boyle’s law.
b. Boyle’s law.
If n and T are constant, the ideal gas law reduces to Boyle’s law.
See lessFor reactants or products that are gases, the coefficients in the chemical equation indicate
b. volume. For reactants or products that are gases, the coefficients in the chemical equation indicate volume.
b. volume.
For reactants or products that are gases, the coefficients in the chemical equation indicate volume.
See lessThey should begin to mix…
b. closer to the end that held the heavier gas. Suppose that two gases with unequal molar masses were injected into opposite ends of a long tube at the same time and allowed to diffuse toward the centre. They should begin to mix closer to the end that held the heavier gas.
b. closer to the end that held the heavier gas.
Suppose that two gases with unequal molar masses were injected into opposite ends of a long tube at the same time and allowed to diffuse toward the centre. They should begin to mix closer to the end that held the heavier gas.
See lessThe kinetic-molecular theory explains the behavior of
d. solids, liquids, and gases. The kinetic-molecular theory explains the behavior of solids, liquids, and gases.
d. solids, liquids, and gases.
The kinetic-molecular theory explains the behavior of solids, liquids, and gases.
See lessUnlike in an ideal gas, in a real gas
d. the particles exert attractive forces on each other. Unlike in an ideal gas, in a real gas, the particles exert attractive forces on each other.
d. the particles exert attractive forces on each other.
Unlike in an ideal gas, in a real gas, the particles exert attractive forces on each other.
See lessIf a gas with an odor is released in a room, it quickly can be detected across the room because it
a. diffuses. If a gas with an odor is released in a room, it quickly can be detected across the room because it diffuses.
a. diffuses.
If a gas with an odor is released in a room, it quickly can be detected across the room because it diffuses.
See lessStandard pressure is exactly
a. 1 atm. Standard pressure is exactly 1 atm.
a. 1 atm.
Standard pressure is exactly 1 atm.
See less