Question 1

The pressure of 5.0 L of gas increases from 1.50 atm to 1240 mmHg.What is the final volume of the gas,assuming constant temperature?

Accepted Answer

A) 4100 L 
B) 5.0 L 
C) 0.0060 L 
D) 5.4 L 
E) 4.6 L 
A) 4100 L 
B) 5.0 L 
C) 0.0060 L 
D) 5.4 L 
E) 4.6 L

Question 2

The pressure increases as the volume increases,if temperature does not change.

Accepted Answer

A) True 
 B)False

Question 3

A temperature of 273 °C is equivalent to ________ K.

Accepted Answer

The answer of A temperature of 273 °C is equivalent...

Question 4

According to the kinetic theory of gases,particles of a gas ________.

Accepted Answer

A) are very large particles 
B) are very far apart 
C) lose their valence electrons 
D) move slowly 
E) decrease kinetic energy as temperature increases 
A) are very large particles 
B) are very far apart 
C) lose their valence electrons 
D) move slowly 
E) decrease kinetic energy as temperature increases

Question 5

A gas at 5.00 atm pressure was stored in a tank during the winter at 5.0 °C.During the summer,the temperature in the storage area reached 40.0 °C.What was the pressure in the gas tank in the summer?

Accepted Answer

A) 0.625 atm 
B) 4.44 atm 
C) 5.63 atm 
D) 40.0 atm 
E) 69.5 atm 
A) 0.625 atm 
B) 4.44 atm 
C) 5.63 atm 
D) 40.0 atm 
E) 69.5 atm

Question 6

In the kinetic molecular theory of gas behavior,particles of a gas tend to move ________ and collisions between them are ________.

Accepted Answer

A) rapidly,rare 
B) slowly,rare 
C) rapidly,elastic 
D) slowly,elastic 
E) slowly,unusual 
A) rapidly,rare 
B) slowly,rare 
C) rapidly,elastic 
D) slowly,elastic 
E) slowly,unusual

Question 7

According to Avogadro's law,________.

Accepted Answer

A) the volume of a gas is inversely related to the number of moles at constant temperature and pressure 
B) the volume of a gas is inversely related to the number of moles at standard temperature and pressure 
C) the volume of a gas depends only on the temperature and pressure 
D) the volume of a gas depends only on the number of moles in the sample 
E) the volume of a gas is directly related to the number of moles at constant temperature and pressure 
A) the volume of a gas is inversely related to the number of moles at constant temperature and pressure 
B) the volume of a gas is inversely related to the number of moles at standard temperature and pressure 
C) the volume of a gas depends only on the temperature and pressure 
D) the volume of a gas depends only on the number of moles in the sample 
E) the volume of a gas is directly related to the number of moles at constant temperature and pressure

Question 8

The volume of 1 mole of any gas at STP is 22.4 L.

Accepted Answer

A) True 
 B)False

Question 9

At STP,how many moles of helium would occupy 1.00 L?

Accepted Answer

A) 2.24 moles 
B) 224 moles 
C) 22.4 moles 
D) 0.446 moles 
E) 0.0446 moles 
A) 2.24 moles 
B) 224 moles 
C) 22.4 moles 
D) 0.446 moles 
E) 0.0446 moles

Question 10

How many moles of neon occupy a volume of 14.3 L at STP?

Accepted Answer

A) 36.7 moles 
B) 32.0 moles 
C) 6.45 moles 
D) 0.638 moles 
E) 1.57 moles 
A) 36.7 moles 
B) 32.0 moles 
C) 6.45 moles 
D) 0.638 moles 
E) 1.57 moles

Question 11

A temperature of 125 °C is the same as ________.

Accepted Answer

A) -148 K 
B) 398 K 
C) 257 K 
D) 530.K 
E) 273 K 
A) -148 K 
B) 398 K 
C) 257 K 
D) 530.K 
E) 273 K

Question 12

The temperature of a 500.mL sample of gas increases from 150.K to 350.K.What is the final volume of the sample of gas,if the pressure in the container is kept constant?

Accepted Answer

A) 210 mL 
B) 1170 mL 
C) 0.00950 mL 
D) 0.00474 mL 
E) 110 mL 
A) 210 mL 
B) 1170 mL 
C) 0.00950 mL 
D) 0.00474 mL 
E) 110 mL

Question 13

At STP,temperature and pressure have the values of ________.

Accepted Answer

A) 0 K and 1 atm 
B) 273 K and 1 mmHg 
C) 273 K and 760 mmHg 
D) 0 K and 760 mmHg 
E) 760 K and 273 atm 
A) 0 K and 1 atm 
B) 273 K and 1 mmHg 
C) 273 K and 760 mmHg 
D) 0 K and 760 mmHg 
E) 760 K and 273 atm

Question 14

The unit of 1 atmosphere used to describe the pressure of a gas is equal to ________.

Accepted Answer

A) 1 mmHg 
B) 100 mmHg 
C) 200 mmHg 
D) 600 mmHg 
E) 760 mmHg 
A) 1 mmHg 
B) 100 mmHg 
C) 200 mmHg 
D) 600 mmHg 
E) 760 mmHg

Question 15

In response to Boyle's law,the pressure of a gas increases as the volume decreases because ________.

Accepted Answer

A) the gas particles get bigger 
B) the kinetic energy of the gas particles increases 
C) the temperature of the gas increases 
D) the gas particles strike the walls of the container with more force 
E) the gas particles strike the walls of the container more often 
A) the gas particles get bigger 
B) the kinetic energy of the gas particles increases 
C) the temperature of the gas increases 
D) the gas particles strike the walls of the container with more force 
E) the gas particles strike the walls of the container more often

Question 16

The pressure unit 1 mmHg is the same pressure unit as the pressure unit ________.

Accepted Answer

The answer of The pressure unit 1 mmHg is the...

Question 17

Which of the following correctly describes the process of inspiration (air entering the lungs)?

Accepted Answer

A) The lungs expand,causing their internal pressure to decrease. 
B) The lungs expand,causing their internal pressure to increase. 
C) The lungs contract,causing their internal pressure to decrease. 
D) The lungs contract,causing their internal pressure to increase. 
E) There is no change in the internal pressure in the lungs. 
A) The lungs expand,causing their internal pressure to decrease. 
B) The lungs expand,causing their internal pressure to increase. 
C) The lungs contract,causing their internal pressure to decrease. 
D) The lungs contract,causing their internal pressure to increase. 
E) There is no change in the internal pressure in the lungs.

Question 18

The total pressure of a mixture of CO2 and O2 is 780 mmHg.If the pressure of the CO2 is 560.torr,what is the pressure of O2?

Accepted Answer

Question 19

Which measurement describes the pressure of a gas?

Accepted Answer

A) 315 K 
B) 1.2 g/L 
C) 2.5 L 
D) 725 mmHg 
E) 0.45 moles 
A) 315 K 
B) 1.2 g/L 
C) 2.5 L 
D) 725 mmHg 
E) 0.45 moles

Question 20

Which of the following is not a potential use for a hyperbaric chamber?

Accepted Answer

A) treatment for burns and infections 
B) counteracting carbon monoxide poisoning 
C) increasing the rate at which a broken bone heals 
D) treating a diver with the bends 
E) treating some cancers 
A) treatment for burns and infections 
B) counteracting carbon monoxide poisoning 
C) increasing the rate at which a broken bone heals 
D) treating a diver with the bends 
E) treating some cancers

The pressure of 5.0 L of gas increases from 1.50 atm to 1240 mmHg.What is the final volume of the gas,assuming constant temperature?

The pressure increases as the volume increases,if temperature does not change.

A temperature of 273 °C is equivalent to ________ K.

According to the kinetic theory of gases,particles of a gas ________.

A gas at 5.00 atm pressure was stored in a tank during the winter at 5.0 °C.During the summer,the temperature in the storage area reached 40.0 °C.What was the pressure in the gas tank in the summer?

In the kinetic molecular theory of gas behavior,particles of a gas tend to move and collisions between them are .

According to Avogadro's law,________.

The volume of 1 mole of any gas at STP is 22.4 L.

At STP,how many moles of helium would occupy 1.00 L?

How many moles of neon occupy a volume of 14.3 L at STP?

A temperature of 125 °C is the same as ________.

The temperature of a 500.mL sample of gas increases from 150.K to 350.K.What is the final volume of the sample of gas,if the pressure in the container is kept constant?

At STP,temperature and pressure have the values of ________.

The unit of 1 atmosphere used to describe the pressure of a gas is equal to ________.

In response to Boyle's law,the pressure of a gas increases as the volume decreases because ________.

The pressure unit 1 mmHg is the same pressure unit as the pressure unit ________.

Which of the following correctly describes the process of inspiration (air entering the lungs)?

The total pressure of a mixture of CO₂ and O₂ is 780 mmHg.If the pressure of the CO₂ is 560.torr,what is the pressure of O₂?

Which measurement describes the pressure of a gas?

Which of the following is not a potential use for a hyperbaric chamber?

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Exam 8: Gases

The pressure of 5.0 L of gas increases from 1.50 atm to 1240 mmHg.What is the final volume of the gas,assuming constant temperature?

The pressure increases as the volume increases,if temperature does not change.

A temperature of 273 °C is equivalent to ________ K.

According to the kinetic theory of gases,particles of a gas ________.

A gas at 5.00 atm pressure was stored in a tank during the winter at 5.0 °C.During the summer,the temperature in the storage area reached 40.0 °C.What was the pressure in the gas tank in the summer?

In the kinetic molecular theory of gas behavior,particles of a gas tend to move ________ and collisions between them are ________.

According to Avogadro's law,________.

The volume of 1 mole of any gas at STP is 22.4 L.

At STP,how many moles of helium would occupy 1.00 L?

How many moles of neon occupy a volume of 14.3 L at STP?

A temperature of 125 °C is the same as ________.

The temperature of a 500.mL sample of gas increases from 150.K to 350.K.What is the final volume of the sample of gas,if the pressure in the container is kept constant?

At STP,temperature and pressure have the values of ________.

The unit of 1 atmosphere used to describe the pressure of a gas is equal to ________.

In response to Boyle's law,the pressure of a gas increases as the volume decreases because ________.

The pressure unit 1 mmHg is the same pressure unit as the pressure unit ________.

Which of the following correctly describes the process of inspiration (air entering the lungs)?

The total pressure of a mixture of CO2 and O2 is 780 mmHg.If the pressure of the CO2 is 560.torr,what is the pressure of O2?

Which measurement describes the pressure of a gas?

Which of the following is not a potential use for a hyperbaric chamber?

Chemistry in Our Lives

Chemistry and Measurement

Matter and Energy

Atoms and Elements

Nuclear Chemistry

Ionic and Molecular Compounds

Chemical Quantities and Reactions

Solutions

Acids and Bases and Equilibrium

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, Thiols, Ethers, Aldehydes, and Ketones

Carbohydrates

Carboxylic Acids, Esters, Amines, and Amides

Lipids

Amino Acids, Proteins, and Enzymes

Nucleic Acids and Protein Synthesis

Metabolic Pathways and Energy Production

Filters

In the kinetic molecular theory of gas behavior,particles of a gas tend to move and collisions between them are .

The total pressure of a mixture of CO₂ and O₂ is 780 mmHg.If the pressure of the CO₂ is 560.torr,what is the pressure of O₂?