Chemistry: Matter and Change

Section 2: The Ideal Gas Law

Self Check Quizzes

1
Which of the following states that equal volumes of gases at the same temperature and pressure contain the same number of particles?

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A)Boyle's law
B)Gay-Lussac's law
C)Charles's law
D)Avogadro's principle
2
What is the name given to a gas whose particles do not take up space, do not have intermolecular attractive forces, and follow the gas laws under all conditions of temperature and pressure?
A)noble gas
B)diatomic gas
C)ideal gas
D)real gas
3
If the pressure exerted by a gas at 100°C in a volume of 0.044 L is 3.81 atm, how many moles of gas are present?
A)5.5 x 10-3 mol
B)1.8 x 102 mol
C)1.0 mol
D)100 mol
4
M = mRT/PV

Use the equation above to find the molar mass of a 98.2 g sample of gas that fills a 50.0 liter container at STP.
A)1.48 g/mol
B)44.0 g/mol
C)32.0 g/mol
D)4.00 g/mol
5
D=MP/RT

Use the equation above to find the density of a gas at STP with a molar mass of 44.0 g/mol.
A)1.96 g/liter
B)86.4 g/liter
C)0.0446 g/liter
D)23.9 g/liter
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