Exam 10: Temperature and Kinetic Theory

A bimetallic strip, consisting of metal G on the top and metal H on the bottom, is rigidly attached to a wall at the left, as shown in Figure 10-1. The coefficient of linear thermal expansion for metal G is greater than that of metal H. If the strip is uniformly heated, it will

(Multiple Choice)

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Question 41

Room temperature is approximately

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Question 42

The Temperature of triple point of water is equivalent to which of the following?

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Question 43

Which of the following would correctly convert a Fahrenheit temperature (F) to a Kelvin (K) value?

(Multiple Choice)

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Question 44

Which temperature scale never gives negative temperatures?

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Question 45

The thermal coefficient of linear expansion of Copper is 1.7 × 10^-5 C °^-1. What is the thermal volume expansion coefficient?

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Question 46

Consider a classroom 10.0 m long by 6.0 m wide by 4.0 m high at "room temperature" 20.° C and 1.0 atmosphere. (a) How many moles of gas are contained in the room? (b) Assuming an average molecular weight of 28, what is the mass of the room air?

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Question 47

The boiling point of water is at

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Question 48

Heat is added to an ideal gas at 20.° C. If the internal energy of the gas increases by a factor of three during this process, what is the final temperature?

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Question 49

Some texts use the kilogram-mole rather than the gram-mole. What would be the values of the gas constant R and Avogadro's number N_A using the kg-mole?

(Essay)

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Question 50

The coefficient of linear expansion for aluminum is 24. × 10^-6 K^-1. What is the coefficient in units of C °^-1?

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Question 51

Boltzmann's constant has what units?

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Question 52

"Absolute Zero" is what temperature on the Celsius and Fahrenheit scales respectively?

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Question 53

Ten meter long steel railroad rails are laid end to end, with no space between, on a hot day when the temperature is 115.° F. Six months later the temperature has dropped to -2.°F. How much space now exists between each rail? [ linear expansion coef. for steel is 12. × 10^-6 C °^-1]

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Question 54

How many water molecules are there in 36. g of water? Express your answer as a multiple of Avogadro's number NA. (The molecular structure of a water molecule is H₂O.)

(Multiple Choice)

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Question 55

The coefficient of linear expansion for brass is 19. × 10^-6 K^-1 . What is its coefficient of volume expansion?

(Multiple Choice)

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Question 56

At room temperature (20.° C) the area of a hole in a sheet of material is 5.505 cm². When heated to 830.° C the area increases by 29.0 mm². (a) What is the thermal coefficient of linear expansion for the material? (b) If the temperature had decreased to -76.° Fahrenheit, what would be the area of the hole?

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Question 57

9/5 of a Fahrenheit degree is equivalent to

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Question 58

A mercury thermometer has a bulb of volume 0.100 cm³ at 10.°C. The capillary tube above the bulb has a cross-sectional area of 0.012 mm². The volume thermal expansion coefficient of mercury is 1.80 × 10^-4 K^-1. How much will the mercury rise when the temperature rises to 30.° C?

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Question 59

The kinetic theory of gases suggests the average kinetic energy per molecule is (for a monatomic gas)

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Question 60

Showing 41 - 60 of 68

Exam 10: Temperature and Kinetic Theory

A bimetallic strip, consisting of metal G on the top and metal H on the bottom, is rigidly attached to a wall at the left, as shown in Figure 10-1. The coefficient of linear thermal expansion for metal G is greater than that of metal H. If the strip is uniformly heated, it will

Room temperature is approximately

The Temperature of triple point of water is equivalent to which of the following?

Which of the following would correctly convert a Fahrenheit temperature (F) to a Kelvin (K) value?

Which temperature scale never gives negative temperatures?

The thermal coefficient of linear expansion of Copper is 1.7 × 10-5 C °-1. What is the thermal volume expansion coefficient?

Consider a classroom 10.0 m long by 6.0 m wide by 4.0 m high at "room temperature" 20.° C and 1.0 atmosphere. (a) How many moles of gas are contained in the room? (b) Assuming an average molecular weight of 28, what is the mass of the room air?

The boiling point of water is at

Heat is added to an ideal gas at 20.° C. If the internal energy of the gas increases by a factor of three during this process, what is the final temperature?

Some texts use the kilogram-mole rather than the gram-mole. What would be the values of the gas constant R and Avogadro's number NA using the kg-mole?

The coefficient of linear expansion for aluminum is 24. × 10-6 K-1. What is the coefficient in units of C °-1?

Boltzmann's constant has what units?

"Absolute Zero" is what temperature on the Celsius and Fahrenheit scales respectively?

Ten meter long steel railroad rails are laid end to end, with no space between, on a hot day when the temperature is 115.° F. Six months later the temperature has dropped to -2.°F. How much space now exists between each rail? [ linear expansion coef. for steel is 12. × 10-6 C °-1]

How many water molecules are there in 36. g of water? Express your answer as a multiple of Avogadro's number NA. (The molecular structure of a water molecule is H2O.)

The coefficient of linear expansion for brass is 19. × 10-6 K-1 . What is its coefficient of volume expansion?

9/5 of a Fahrenheit degree is equivalent to

A mercury thermometer has a bulb of volume 0.100 cm3 at 10.°C. The capillary tube above the bulb has a cross-sectional area of 0.012 mm2. The volume thermal expansion coefficient of mercury is 1.80 × 10-4 K-1. How much will the mercury rise when the temperature rises to 30.° C?

The kinetic theory of gases suggests the average kinetic energy per molecule is (for a monatomic gas)

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The thermal coefficient of linear expansion of Copper is 1.7 × 10^-5 C °^-1. What is the thermal volume expansion coefficient?

Some texts use the kilogram-mole rather than the gram-mole. What would be the values of the gas constant R and Avogadro's number N_A using the kg-mole?

The coefficient of linear expansion for aluminum is 24. × 10^-6 K^-1. What is the coefficient in units of C °^-1?

Ten meter long steel railroad rails are laid end to end, with no space between, on a hot day when the temperature is 115.° F. Six months later the temperature has dropped to -2.°F. How much space now exists between each rail? [ linear expansion coef. for steel is 12. × 10^-6 C °^-1]

How many water molecules are there in 36. g of water? Express your answer as a multiple of Avogadro's number NA. (The molecular structure of a water molecule is H₂O.)

The coefficient of linear expansion for brass is 19. × 10^-6 K^-1 . What is its coefficient of volume expansion?

A mercury thermometer has a bulb of volume 0.100 cm³ at 10.°C. The capillary tube above the bulb has a cross-sectional area of 0.012 mm². The volume thermal expansion coefficient of mercury is 1.80 × 10^-4 K^-1. How much will the mercury rise when the temperature rises to 30.° C?