lennyy8640 lennyy8640 Today at 1:18 PM Chemistry Answered A flask contains a mixture of argon and neon gases. The root-mean-square speed of the argon gas is determined to be 1,210 m/s. What is the root-mean-square speed of the neon gas? The atomic masses are: Argon: 39.95 g/mole Neon: 20.18 g/mole