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Chapter 18: Q. 12 (page 511)
At what temperature does the numerical value in °F match the numerical value in °C?
The numerical value is
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a. A sample of water vapour in an enclosed cylinder has an initial pressure of 500 Pa at an initial temperature of -0.01°C. A piston squeezes the sample smaller and smaller, without limit. Describe what happens to the water as the squeezing progresses.
b. Repeat part a if the initial temperature is 0.03°C warmer.
How many atoms are in a 2.0 cm * 2.0 cm * 2.0 cm cube of
aluminum?
1.0 mol of gold is shaped into a sphere. What is the sphere’s
diameter?
The lowest and highest natural temperatures ever recorded on earth are -129°F in Antarctica and 134°F in Death Valley. What are these temperatures in °C and in K?
A gas is in a sealed container. By what factor does the gas pressure change if:
a. The volume is doubled and the temperature is tripled?
b. The volume is halved and the temperature is tripled?
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