The gas cylinder in Figure Q19.10 is well insulated except for the bottom surface, which is in

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The gas cylinder in Figure Q19.10 is well insulated except for the bottom surface, which is in contact with a block of ice. The piston can slide without friction. The initial gas temperature is 7 0°C.
a. During the process that occurs until the gas reaches a new equilibrium, are

(i) ΔT,

(ii) W,

(iii) Q greater than, less than, or equal to zero? Explain.

b. Draw a pV diagram showing the process.

Gas Ice FIGURE Q19.10

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