Question

A gas fills a 140 cc cylindrical piston of height 20 cm at room temperature (22⁰C)...

A gas fills a 140 cc cylindrical piston of height 20 cm at room temperature (22⁰C) and atmospheric pressure (101 kPa).
a) How many atoms are there in the gas?

3.42538e21 atoms (answer)

b)How much kinetic energy is there in the gas?

? J (I cant figure this out)

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Answer #1

Hence Kinetic energy of the gas is 21.2 J

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