A large balloon is being filled with He from gas cylinders.The temperature is 25S1U1P1$\circ$S1S1P0C and the pressure is 1 atmosphere.The volume of the inflated balloon is 2500 m3.What was the volume of He in the cylinders if the gas was under a pressure of 110 atmospheres and at a temperature of 12S1U1P1$\circ$S1S1P0C when in the gas cylinders?

A) 11 m3 B) 22 m3 C) 24 m3 D) 15 m3 E) 23 m3 A) 11 m3 B) 22 m3 C) 24 m3 D) 15 m3 E) 23 m3

Inside a sphere of radius 12 cm are 8.0 $\times$ 1023 gas molecules at a temperature of 50S1U1P1$\circ$S1S1P0C.What pressure do the gas molecules exert on the inside of the sphere?

A) 650 $\times$ 103 Pa B) 370 $\times$ 103 Pa C) 76.0 $\times$ 103 Pa D) 160 $\times$ 103 Pa E) 490 $\times$ 103 Pa A) 650 $\times$ 103 Pa B) 370 $\times$ 103 Pa C) 76.0 $\times$ 103 Pa D) 160 $\times$ 103 Pa E) 490 $\times$ 103 Pa

Exam 17: Temperature and the Kinetic Theory of Gases

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A hailstorm causes an average pressure of 1.4 N/m² on the 200-m² flat roof of a house.The hailstones,each of mass 7.0 $\times$ 10^-3 kg,have an average velocity of 10 m/s perpendicular to the roof and rebound after hitting the roof with the same speed.How many hailstones hit the roof each second?

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The temperature of the air on a cold day when the temperature is 23ºF is

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Five molecules of a gas have the following speeds: The rms speed for these molecules is

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The air around us has 78% nitrogen and 21% oxygen.If the pressure is 1 atm,the pressure due to oxygen is

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The relationship between the pressure and the volume of a gas expressed by Boyle's law holds true

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An example of a thermometric property is

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Which of the following is NOT an assumption made in the kinetic theory model of a gas?

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Question 7

An interval of 30 kelvins is equivalent to an interval of

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A gas has a density X at standard temperature and pressure.What is the new density when the absolute temperature is doubled and the pressure increased by a factor of 3?

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Question 9

Two monoatomic gases,helium and neon,are mixed in the ratio of 2 to 1 and are in thermal equilibrium at temperature T (the molar mass of helium = 4.0 g/mol and the molar mass of neon = 20.2 g/mol).If the average kinetic energy of each helium atom is 6.3 $\times$ 10^-21 J,calculate the temperature T.

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Question 10

A large balloon is being filled with He from gas cylinders.The temperature is 25^$\circ$C and the pressure is 1 atmosphere.The volume of the inflated balloon is 2500 m³.What was the volume of He in the cylinders if the gas was under a pressure of 110 atmospheres and at a temperature of 12^$\circ$C when in the gas cylinders?

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Question 11

If the rms speed of nitrogen molecules (molecular weight of N₂ is 28 g/mol)at 273 K is 492 m/s,the rms speed of oxygen molecules (molecular weight of O₂ is 32 g/mol)at the same temperature is approximately

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Question 12

At room temperature,which of the following diatomic molecules has the greater average kinetic energy: carbon monoxide (molar mass = 28 g/mol),nitrogen (molar mass = 28 g/mol),or oxygen (molar mass = 32 g/mol)?

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Question 13

Use the following to answer the question: -The figure shows the distribution of the molecular speeds of a gas for two different temperatures.

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Question 14

If the pressure and volume of an ideal gas are both reduced to half their original value,the absolute temperature of the gas is

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A collection of oxygen molecules occupies a volume V at standard temperature and pressure.What is the new volume if the amount of oxygen is doubled and the pressure is tripled?

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Question 16

A mass of He gas occupies a volume V at standard temperature and pressure.What volume is occupied if the mass is halved,the absolute temperature doubled,and the pressure increased by a third?

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Question 17

If the rms speed of oxygen molecules is 460 m/s at 0ºC,the rms speed of oxygen molecules at 273ºC is approximately

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Question 18

The temperature at which the Celsius and Fahrenheit scales read the same is

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Question 19

Inside a sphere of radius 12 cm are 8.0 $\times$ 10²³ gas molecules at a temperature of 50^$\circ$C.What pressure do the gas molecules exert on the inside of the sphere?

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Question 20

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Exam 17: Temperature and the Kinetic Theory of Gases

A hailstorm causes an average pressure of 1.4 N/m2 on the 200-m2 flat roof of a house.The hailstones,each of mass 7.0 ×\times× 10-3 kg,have an average velocity of 10 m/s perpendicular to the roof and rebound after hitting the roof with the same speed.How many hailstones hit the roof each second?

The temperature of the air on a cold day when the temperature is 23ºF is

Five molecules of a gas have the following speeds: The rms speed for these molecules is

The air around us has 78% nitrogen and 21% oxygen.If the pressure is 1 atm,the pressure due to oxygen is

The relationship between the pressure and the volume of a gas expressed by Boyle's law holds true

An example of a thermometric property is

Which of the following is NOT an assumption made in the kinetic theory model of a gas?

An interval of 30 kelvins is equivalent to an interval of

A gas has a density X at standard temperature and pressure.What is the new density when the absolute temperature is doubled and the pressure increased by a factor of 3?

If the rms speed of nitrogen molecules (molecular weight of N2 is 28 g/mol)at 273 K is 492 m/s,the rms speed of oxygen molecules (molecular weight of O2 is 32 g/mol)at the same temperature is approximately

At room temperature,which of the following diatomic molecules has the greater average kinetic energy: carbon monoxide (molar mass = 28 g/mol),nitrogen (molar mass = 28 g/mol),or oxygen (molar mass = 32 g/mol)?

Use the following to answer the question: -The figure shows the distribution of the molecular speeds of a gas for two different temperatures.

If the pressure and volume of an ideal gas are both reduced to half their original value,the absolute temperature of the gas is

A collection of oxygen molecules occupies a volume V at standard temperature and pressure.What is the new volume if the amount of oxygen is doubled and the pressure is tripled?

A mass of He gas occupies a volume V at standard temperature and pressure.What volume is occupied if the mass is halved,the absolute temperature doubled,and the pressure increased by a third?

If the rms speed of oxygen molecules is 460 m/s at 0ºC,the rms speed of oxygen molecules at 273ºC is approximately

The temperature at which the Celsius and Fahrenheit scales read the same is

Inside a sphere of radius 12 cm are 8.0 ×\times× 1023 gas molecules at a temperature of 50 ∘\circ∘ C.What pressure do the gas molecules exert on the inside of the sphere?

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A hailstorm causes an average pressure of 1.4 N/m² on the 200-m² flat roof of a house.The hailstones,each of mass 7.0 $\times$ 10^-3 kg,have an average velocity of 10 m/s perpendicular to the roof and rebound after hitting the roof with the same speed.How many hailstones hit the roof each second?

If the rms speed of nitrogen molecules (molecular weight of N₂ is 28 g/mol)at 273 K is 492 m/s,the rms speed of oxygen molecules (molecular weight of O₂ is 32 g/mol)at the same temperature is approximately

Inside a sphere of radius 12 cm are 8.0 $\times$ 10²³ gas molecules at a temperature of 50^$\circ$C.What pressure do the gas molecules exert on the inside of the sphere?