Pansy has measured the volume of a sample of oxygen gas and has found that she has a total of 9.94 moles of the gas. What is the mass of this sample of oxygen gas? Please round your answer to two digits after the decimal point, and remember to include correct, complete units (including substance formula).
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Pansy has measured the volume of a sample of oxygen gas and has found that she has a total of 9.94 m...
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