(a) in a gaseous sample of oxygen atoms and diatomic oxygen in equilibrium at 298k andunder a pressure of 1atm, what fraction of it is dissociated?
(b) at what temperature is the sample 1% dissociated?
(c) at 298k and under a pressure of 10,000 atm, what fraction is dissociated?

Which statement about hf is true? it is zero for any compound in its standard state. it is positive when the bonds of the product store more energy than those of the reactants. it is negative when a compound forms from elements in their standard states. it is zero for any element that is in the liquid state.