A gas mixture contains each of the following gases at the indicated partial pressures:
N2, 211 torr; O2, 107 torr; and He, 149 torr.
What is the total pressure in torr of the mixture?
What mass in grams of each gas is present in a 1.15 - L sample of this mixture at 25.0 °C?
Enter your answers numerically separated by commas.
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