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OpenStudy (anonymous):
what is the mole fraction of nitrogen dioxide in a automobile exhaust gas that contains 167.0 grams nitrogen dioxide dissolved in every 200.0 grams of carbon dioxide?
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OpenStudy (jfraser):
mole fraction is like a percent, but using the moles of the solute and solution\[MolfracN_2 = \frac{mol N_2}{molN_2 + mol CO_2}\]
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