A flexible balloon contains 0.335 mol of an unknown polyatomic gas. Initially the balloon containing the...

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Physics

A flexible balloon contains 0.335 mol of an unknown polyatomicgas. Initially the balloon containing the gas has a volume of 6700cm3 and a temperature of 25.0 ∘C The gas first expands isobaricallyuntil the volume doubles. Then it expands adiabatically until thetemperature returns to its initial value. Assume that the gas maybe treated as an ideal gas with Cp=33.26J/mol⋅K and γ=4/3.

a.) What is the total heat Q supplied to the gas in theprocess?

b.) What is the total change in the internal energy ΔU of thegas?

c.) What is the total work W done by the gas?

d.) What is the final volume V?

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