The image above shows a chamber with a fixed volume filled
with gas at a pressure of 1560 mmHg and a temperature of
445.0 K. If the temperature drops to 312.0 K, what is the new
pressure of the gas in the chamber?

Air can be considered a mixture. which statement does not explain why?

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 .

What is formed when amino acids form long chains or polymerize