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A cylinder with a piston contains 0.300 mol of oxygen at 2.50×105 Pa and 360 K...

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Chemistry

A cylinder with a piston contains 0.300 mol of oxygen at2.50×105 Pa and 360 K . The oxygen may be treated as an ideal gas.The gas first expands isobarically to twice its original volume. Itis then compressed isothermally back to its original volume, andfinally it is cooled isochorically to its original pressure.

a. Find the heat added to the gas during the initialexpansion

b. Find internal-energy change of the gas during the initialexpansion.

c. Find the heat added during the final cooling;

d. Find the internal-energy change during the isothermalcompression.

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