Show complete solutions and enclose all final answers in a box. Round off final answers to 4 decimal places and use floating values for intermediate answers. For a certain gas CP = 14.2 cal mole– 1 degree– 1. What will be the change in entropy of 15 moles of the gas when it is expanded from a volume of 250 liters at 3.7 atm pressure to a volume of 490 liters at 1.2 atm pressure?

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