jkplant6343 jkplant6343 15-03-2024 Chemistry contestada In a gas mixture, the partial pressures are nitrogen 450 Torr, oxygen 130 Torr, and helium 215 Torr. What is the total pressure exerted by the gas mixture? a) 215 Torr b) 450 Torr c) 795 Torr d) 795 Torr