rosepetals5505 rosepetals5505 20-05-2023 Chemistry contestada 2.00 liter of nitrogen at 215.91 torr is mixed with 2.00 liter of helium at 53.46 torr and a third gas, oxygen. together, the three gases exert a pressure of 1,173.99 torr in a 2.00 liter container. what is the pressure of the oxygen gas in torr?