Chemistry, 26.11.2019 02:31, devenybates
7.) a syringe initially holds a sample of gas with a volume of 285 ml at 355 k and 1.88 atm. to
what temperature must the gas in the syringe be heated/cooled in order to have a volume of 435
ml at 2.50 atm?
a) 139 k
b) 572 k
c) 175 k
d) 466 k
e) 721 k
Answers: 3
Chemistry, 22.06.2019 03:30, jabper5522
At a temperature of 393 k, the temperature of a sample of nitrogen is 1.07 atm what will the pressure be at a temperature of 478 k
Answers: 1
Chemistry, 22.06.2019 20:20, carcon2019
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 .
Answers: 3
7.) a syringe initially holds a sample of gas with a volume of 285 ml at 355 k and 1.88 atm. to
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