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Chapter 16

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The pressure in a system is measured to be 60 kPa. At a later time the pressure is 40 kPa. The value of ∆p is 1. –40 kPa. 2. –20 kPa kPa kPa kPa.

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The pressure in a system is measured to be 60 kPa. At a later time the pressure is 40 kPa. The value of ∆p is 1. –40 kPa. 2. –20 kPa kPa kPa kPa.

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Which system contains more atoms: 5 mol of helium (A = 4) or 1 mol of neon (A = 20)? 1. Helium. 2. Neon. 3. They have the same number of atoms.

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Which system contains more atoms: 5 mol of helium (A = 4) or 1 mol of neon (A = 20)? 1. Helium. 2. Neon. 3. They have the same number of atoms.

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The temperature of a glass of water increases from 20°C to 30°C. What is ∆T? K K K K

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The temperature of a glass of water increases from 20°C to 30°C. What is ∆T? K K K K

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For which is there a sublimation temperature that is higher than a melting temperature? 1. Carbon dioxide 2. Water 3. Both 4. Neither

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For which is there a sublimation temperature that is higher than a melting temperature? 1. Carbon dioxide 2. Water 3. Both 4. Neither

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You have two containers of equal volume. One is full of helium gas. The other holds an equal mass of nitrogen gas. Both gases have the same pressure. How does the temperature of the helium compare to the temperature of the nitrogen? 1. T helium < T nitrogen 2. T helium = T nitrogen 3. T helium > T nitrogen

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You have two containers of equal volume. One is full of helium gas. The other holds an equal mass of nitrogen gas. Both gases have the same pressure. How does the temperature of the helium compare to the temperature of the nitrogen? 1. T helium < T nitrogen 2. T helium = T nitrogen 3. T helium > T nitrogen

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What is the ratio T f /T i for this process? (no change) 4. 5.

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What is the ratio T f /T i for this process? (no change) 4. 5.

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Chapter 16 Reading Quiz

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What is the SI unit of pressure? 1. The Nm 2 (Newton-meter-squared) 2. The atmosphere 3. The p.s.i. 4. The Pascal 5. The Archimedes

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What is the SI unit of pressure? 1. The Nm 2 (Newton-meter-squared) 2. The atmosphere 3. The p.s.i. 4. The Pascal 5. The Archimedes

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The ideal gas model is valid if 1. the gas density is low. 2. the gas density is high. 3. the temperature is low. 4. the gas pressure is large. 5. none of the above

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The ideal gas model is valid if 1. the gas density is low. 2. the gas density is high. 3. the temperature is low. 4. the gas pressure is large. 5. none of the above

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An ideal-gas process in which the volume doesn’t change is called 1. isobaric. 2. isothermal. 3. isochoric. 4. isentropic.

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An ideal-gas process in which the volume doesn’t change is called 1. isobaric. 2. isothermal. 3. isochoric. 4. isentropic.

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