The absolute temperature of a gas is increased four times while maintaining a constant volume. What happens to the pressure of the gas? Olt decreases by a factor of four. O It increases by a factor of four. 0 It decreases by a factor of eight. O It increases by a factor of eight.

Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming natural gas. in the first step, nitrogen and hydrogen react to form ammonia: (g) (g) (g) in the second step, ammonia and oxygen react to form nitric acid and water: (g) (g) (g) (g) calculate the net change in enthalpy for the formation of one mole of nitric acid from nitrogen, hydrogen and oxygen from these reactions. round your answer to the nearest .