Using The Following Reaction Data Reaction Enthalpy Ah 448 12 3 Kj Mol Reaction Entropy Asr 448 30 3 J K Mol At St 1 (34.87 KiB) Viewed 62 times
Using The Following Reaction Data Reaction Enthalpy Ah 448 12 3 Kj Mol Reaction Entropy Asr 448 30 3 J K Mol At St 2 (63.31 KiB) Viewed 62 times
Using the following reaction data, reaction enthalpy (AH)448: 12.3 kJ/mol reaction entropy (ASR)448 : 30.3 J K mol at standard pressure and 175°C, determine if the reaction is spontaneous at standard pressure and 175°C.
thermodynamic relationships internal energy U = q + w enthalpy H = U + PV AH = AU + PAV gas law PV = nRT where R = 8.314 J/ mol K Hess's Law: AHR = [SAH products - [SAH) reactants = Kirchhoff's rule: (AHRST, -(AHRT, = (ACp (T2-T1) where: ACp = (Cp)(products) - E(Cp(reactants) standard molar entropy of a phase transition: AH ASE = Gibbs free energy: G = H - TS AG = AH – TAS -
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