### L - davis.k12.ut.us

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NAME
DATE
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PERIOD
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Chapter 13: Gas Laws
Make sure to SHOW WORK and UNITS. Round all answers to TWO decimal places.
1. The volume of a gas at 99.0 kPa is 300.0 m L. If the pressure is increased to 188 kPa, what will be
the new volume?
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2. The pressure of a sample of helium in a 1.00 L container is 0.988 atm. What is the new pressure
if the sample is placed in a 2.00 L container?
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of a 3.00 L sample of gas is lowered from 80.0°C to 30.0°C. What will
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5. The pressure in an automobile tire is 1.88 atm at 25.0°C. What will be the pressure if the
temperature
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3. A gas at 362 K occupies a volume of 0.67 L. At what temperature
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to 1.12 L?
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6. Helium gas in a 2.00 L cylinder is under 1.12 atm pressure. At 36.5°C, that same gas sample has
a pressure 2.56 atm. What was the initial temperature
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7. A sample of air in a syringe exerts a pressure of 1.02 atm at 22.0°C. The syringe is placed in a
boiling-water
bath at 100.0°C. The pressure is increased to 1.23 atm by pushing the plunger in,
which reduces the volume to 0.224 mL. What was the initial volume?
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8. A balloon contains i46.0 mL of gas confined at a pressure of 1. "0 atm and a temperature
5.0°C. If the pressure doubles and the temperature
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of gas in the balloon?
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9. Calculate the volume of a 0.323 mol sample of a gas at 265 K and 0.900 atm.
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10. If the pressure exerted by a gas at 25°( in a volume of 0.044 Lis 3.81 atm, how many moles of
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