Calculate percent-by weight of sodium nitrate in solution
A solution of sodium nitrate, NaNO3, in water is 5.181 molar and its density is 1.2680 g mL-1. Calculate the percent, by weight, of sodium nitrate in the solution.
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The pressure of the sample was measured at .796 mmHg. if the vapor pressure of water at 40 degrees C is 55 mmHg, what is the partial pressure of the nitrogen gas?
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