What is the molarity of an intravenous glucose solution prepared from 108 g of glucose in 2.0 l of solution? 0.018 mol/l 0.30 mol/l 0.60 mol/l 2.2 x 102 mol/l

The activation energy for the reaction no2(g)+co2(g)⟶no(g)+co(g) is ea = 300 kj/mol and the change in enthalpy for the reaction is δh = -100 kj/mol . what is the activation energy for the reverse reaction?