Test 2 Review Ideal Gas-pv=nrt-watch units



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5. (a) How much work is done by 3.7mol of an ideal gas as it expands to 6.8 times its initial volume at a constant temperature of ?

(b) What is the heat flow into the gas during this process?


6. A vacuum chamber is contaminated with water vapor at .

(a) What is the rms speed for molecules in the container? Note: A water molecule has a mass of .

7. H2 gas is allowed to expand from an initial state of to a final state of along a path that forms a straight line on a PV diagram.

(a) Draw a PV-diagram of the process.



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