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1) Determine the change in enthalpy (S) as methane gas goes from 5 atm (Pl) and 277C(Ti) to 1 atm (Pf) and 137C(Tf). To determine

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1) Determine the change in enthalpy (S) as methane gas goes from 5 atm (Pl) and 277C(Ti) to 1 atm (Pf) and 137C(Tf). To determine the enthalpy set up your spreadsheet so that it resembles the table below. You will program Cp(T) in your excel sheet like we did in class. S=Cp(T)TdTRlnPlPfCp(T)=R(A+BT+CT2+T2D)ForMethane:A=1.702B=9.081103K1C=2.164106K21D=0R=8.31molKJ

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