28 p orio) toring US Question 7 Consider a mixture of 0.25mole CH4, 0.143mole C2H4, 0.069mole C4H10, in 1.50 L flask at 0 C. Calculate the total pressure and the partial pressure, in atm, of CH4 9.6; 1.03 O 6.9; 3.73 O 9.6; 2.14 O 6.9; 7.33 Question 8 Consider the following gases at 25 C; CO, He, Cl, CO, CH4, N Which two gases have the same rate of diffusion? CO2, He O C12, CO CO2, C12 CO, N2 2 pts hp 0 pts EBR