2. Which of the following lists elements from the highest atomic radius to
the lowest?
O
barium, copper, oxygen, fluorine
O
carbon, iron, potassium, barium
neon, chlorine, selenium, antimony
fluorine, oxygen, copper, barium
O
potassium, barium, iron, carbon

Balance this equation co2(g) + h2o (g) show that the balanced equation obeys the law if conversation of mass

*will mark you brainliest + 15 points ** why does the equilibrium of a system shift when the pressure is increased? a. to maximize the stress on the system b. to stop restoring equilibrium to the system c. to increase the total moles of gas in the system d. to decrease the total moles of gas in the system

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 .