Get an answer from tutors to this homework question now: A tank contains 480. grams of oxygen and 80.0 grams of helium at a total pressure of 7.00...

Get an answer from tutors to this homework question now:A tank contains 480. grams of oxygen and 80.0 grams of helium at a total pressure of 7.00 atm. Calculathte following: a) How many moles of O2 are in the tank?b) How many moles of He are in the tank?c) Total moles of gas in tank.d) Mole fraction of O2e) Mole fraction of Hef) Partial pressure of O2g) Partial oressure of Heh) sum of O2 and He partial pressures.