Gas Laws
Physics ⇒ Heat and Thermodynamics
Gas Laws starts at 9 and continues till grade 12.
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Explain the difference between an ideal gas and a real gas.
Explain why real gases deviate from ideal behavior at high pressures.
State Boyle's Law in words.
The combined gas law combines which three gas laws?
The pressure of a gas is doubled while its temperature is kept constant. What happens to its volume?
The temperature of a gas is increased at constant volume. Does the pressure increase, decrease, or stay the same?
The van der Waals equation corrects the ideal gas law for which two factors?
The ideal gas law is most accurate under which conditions?
(1) High pressure and low temperature
(2) Low pressure and high temperature
(3) High pressure and high temperature
(4) Low pressure and low temperature
Which law relates the pressure and temperature of a fixed amount of gas at constant volume?
(1) Boyle's Law
(2) Charles's Law
(3) Gay-Lussac's Law
(4) Avogadro's Law
Which of the following best explains why a gas fills its container completely?
(1) Gas particles are attracted to the walls of the container.
(2) Gas particles move randomly and rapidly in all directions.
(3) Gas particles have large mass.
(4) Gas particles are at rest.
Which of the following is a correct statement of the relationship between pressure and temperature for a fixed volume of gas?
(1) P ∝ T
(2) P ∝ 1/T
(3) P ∝ V
(4) P ∝ 1/V
At STP (standard temperature and pressure), 1 mole of an ideal gas occupies ______ L.
Avogadro's Law states that equal volumes of all gases at the same temperature and pressure contain equal numbers of ______.
Dalton's Law of Partial Pressures states that the total pressure exerted by a mixture of non-reacting gases is equal to the ______ of the partial pressures of individual gases.
Fill in the blank: According to Charles's Law, V/T = ______ (at constant pressure and amount of gas).
The volume of a gas is directly proportional to its absolute temperature at constant pressure. True or False?
