At 300 K, ozone is fifty percent dissociated. The standard free energy change at this temperature and 1 atm pressure is (–) __J mol^ –1.

Question

2O₃(g) ⇌3O₂(g)

At 300 K, ozone is fifty percent dissociated. The standard free energy change at this temperature and 1 atm pressure is (–) __J mol ^–1 (Nearest integer) 

[Given: ln 1.35 = 0.3 and R = 8.3 J K^–1 mol^–1 ]

Answer 1

2O₃(g) ⇌3O₂(g)

 = -747J/mol