Oxygen and methane are mixed at 200 kPa abs pressure and 100C. The velocity of the gases into the mixer is 5 m/s. The density of the gas leaving the mixer is 1.9 kg/m3. Determine the exit velocity of the gas mixture in m/s. CH4 A=1 cm A = 3 cm A = 3 cm? 02 O 9.88 8.93 6.64 7.84 O 5.62