5. (20%) The two gases H2(g) and D2(g) (Deuterium molecule) are mixed in equal molar amounts. The mixture tends to react to form HD(g) (g) according to the isotope exchange reaction H2(g) + D2(g)⇌2HOD(g).
(j) (2%) Plot In K as a function of 1/T corresponding to these two △rН°.