Exam 14: The Ideal Gas Law and Kinetic Theory

A mixture of two ideal gases A and B is in thermal equilibrium at 600 K.A molecule of A has one-fourth the mass of a molecule of B and the rms speed of molecules of A is 400 m/s.Determine the rms speed of molecules of B.

(Multiple Choice)

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Question 41

A canister containing 115 kg of an ideal gas has a volume of 6.5 m³.If the gas exerts a pressure of 4.0 × 10⁵ Pa,what is the rms speed of the molecules?

(Multiple Choice)

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Question 42

Complete the following statement: The pressure exerted by a monatomic,ideal gas on the walls of its containing vessel is a measure of

(Multiple Choice)

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Question 43

Which one of the following statements concerning diffusion is true?

(Multiple Choice)

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Question 44

Complete the following statement: The atomic mass unit (u)is defined so that 1 u is exactly equal to the mass of

(Multiple Choice)

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Question 45

Complete the following statement: The absolute temperature of an ideal gas is directly proportional to

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Question 46

An ideal gas is confined within a closed cylinder at a pressure of 2.026 × 10⁵ Pa by a piston.The piston moves until the volume of the gas is reduced to one-ninth of the initial volume.What is the final pressure of the gas when its temperature returns to its initial value?

(Multiple Choice)

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Question 47

On a cold day (-3 °C),the gauge pressure on a tire reads 2.0 atm.If the tire is heated to 27 °C,what will be the absolute pressure of the air inside the tire?

(Multiple Choice)

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Question 48

What is the mass of 3.0 moles of hydrogen molecules,H₂? (atomic mass of H = 1 u)

(Multiple Choice)

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Question 49

How many moles are in a 0.53-kg sample of sulphur dioxide,SO₂? (atomic masses: C = 32 u;O = 16 u)

(Multiple Choice)

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Question 50

Which one of the following statements best explains why gases are not commercially sold by volume?

(Multiple Choice)

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Question 51

A sealed container has a volume of 0.020 m³ and contains 15.0 g of molecular nitrogen (N₂),which has a molecular mass of 28.0 u.The gas is at 525 K.What is the absolute pressure of the nitrogen gas?

(Multiple Choice)

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Question 52

A physics student looks into a microscope and observes that small particles suspended in water are moving about in an irregular motion.Which of the following statements is the best explanation for this observation?

(Multiple Choice)

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Question 53

Complete the following statement: The internal energy of an ideal monatomic gas is

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Question 54

The volume of a carbon dioxide bubble rising in a glass of beer is observed to nearly double as the bubble rises from the bottom to the top of the glass.Why,according to our textbook,does the volume nearly double?

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Question 55

Showing 41 - 55 of 55

A mixture of two ideal gases A and B is in thermal equilibrium at 600 K.A molecule of A has one-fourth the mass of a molecule of B and the rms speed of molecules of A is 400 m/s.Determine the rms speed of molecules of B.

A canister containing 115 kg of an ideal gas has a volume of 6.5 m³.If the gas exerts a pressure of 4.0 × 10⁵ Pa,what is the rms speed of the molecules?

Complete the following statement: The pressure exerted by a monatomic,ideal gas on the walls of its containing vessel is a measure of

Which one of the following statements concerning diffusion is true?

Complete the following statement: The atomic mass unit (u)is defined so that 1 u is exactly equal to the mass of

Complete the following statement: The absolute temperature of an ideal gas is directly proportional to

An ideal gas is confined within a closed cylinder at a pressure of 2.026 × 10⁵ Pa by a piston.The piston moves until the volume of the gas is reduced to one-ninth of the initial volume.What is the final pressure of the gas when its temperature returns to its initial value?

On a cold day (-3 °C),the gauge pressure on a tire reads 2.0 atm.If the tire is heated to 27 °C,what will be the absolute pressure of the air inside the tire?

What is the mass of 3.0 moles of hydrogen molecules,H₂? (atomic mass of H = 1 u)

How many moles are in a 0.53-kg sample of sulphur dioxide,SO₂? (atomic masses: C = 32 u;O = 16 u)

Which one of the following statements best explains why gases are not commercially sold by volume?

A sealed container has a volume of 0.020 m³ and contains 15.0 g of molecular nitrogen (N₂),which has a molecular mass of 28.0 u.The gas is at 525 K.What is the absolute pressure of the nitrogen gas?

A physics student looks into a microscope and observes that small particles suspended in water are moving about in an irregular motion.Which of the following statements is the best explanation for this observation?

Complete the following statement: The internal energy of an ideal monatomic gas is

The volume of a carbon dioxide bubble rising in a glass of beer is observed to nearly double as the bubble rises from the bottom to the top of the glass.Why,according to our textbook,does the volume nearly double?

Fluids

The Transfer of Heat

Thermodynamics

The Principle of Linear Superposition and Interference Phenomena

Electric Circuits

Electromagnetic Induction

The Refl Ection of Light: Mirrors

The Refraction of Light: Lenses and Optical Instruments

Particles and Waves

Filters