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A sample of an unknown liquid evaporates at 100C in a bottle that has a volume of 235mL at an atmospheric pressure of 738mmHg. If

A sample of an unknown liquid evaporates at 100C in a bottle that has a volume of 235mL at an atmospheric pressure of 738mmHg. If the steam mass is 0.628g, calculate the molecular weight of the unknown liquid.

If Graham's Law were to apply to SO gases, which of the two gases should have the highest effusion rate? Explain your answer.

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