ilfam33281 ilfam33281 28-01-2024 Chemistry contestada At a constant temperature, 200 cm³ of N₂ at 720 mm pressure and 400 cm³ of O₂ at 750 mm pressure are kept together in a 1-liter flask. Find the pressure. a) 730 mm b) 735 mm c) 740 mm d) 745 mm