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Q3: A) A container is divided into two equal compartments of perfect gases. One contains 3.0 mol H₂(g) at 2 atm and 25°C; the other contains 5.0 mol N₂(g) at 3 atm and 25°C. (4 Marks) i) Calculate the Gibbs energy change of mixing when the partition is removed. Add a comment with the meaning of the result. (2 Marks) ii) Calculate the entropy of mixing and the enthalpy of mixing. (2 Mark)​