If a gas at a pressure of 1.0 atm and a temperature of 22.0 °C occupies 0.50 L, what volume will it occupy if the pressure and temperature are raised to 2.0 atm and 25.0 °C? (Hint: 0.10-0.40 L)

The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true

Which of the following is most likely true about water in chemical solutions?

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 .