Chemistry, 14.12.2019 03:31, drepeter86
Olympic cyclists fill their tires with helium to make them lighter. assume that the volume of the tire is 860 ml , that it is filled to a total pressure of 120 psi , and that the temperature is 26 ∘c. also, assume an average molar mass for air of 28.8 g/mol. a. calculate the mass of air in an air filled tire. b. calculate the mas of helium in a helium-filled tire. c. what is the mass difference between the two?
Answers: 3
Chemistry, 22.06.2019 20:00, denaemarie02
Nitrogen dioxide decomposes according to the reaction 2 no2(g) ⇌ 2 no(g) + o2(g) where kp = 4.48 × 10−13 at a certain temperature. if 0.70 atm of no2 is added to a container and allowed to come to equilibrium, what are the equilibrium partial pressures of no(g) and o2(g)
Answers: 2
Chemistry, 23.06.2019 02:00, Hellopeople233
Which of the following substances is the most soluble in water? a. sodium chloride b. methane c. bromine d. carbon
Answers: 1
Chemistry, 23.06.2019 07:30, Ayyyyeeeeeeewuzgud
If you try to move a piano and are unable to move it, did you perform any work in the scientific sense of the word? yes no correct anwser get brainliest
Answers: 1
Olympic cyclists fill their tires with helium to make them lighter. assume that the volume of the ti...
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