Asked by Pat

A hexane solution contains as impurities 5.2% (by mass) hepatne and 2.9% (by mass) pentane. Calculate the mass of each component present in 93g of the solution.
Answered by DrBob222
93 x 0.029 = ??g
93 x 0.052 = ??g
Answered by pat
It was that easy. I think I was trying to make it harder than it was. Thanks for the help
Answered by Anonymous
A mixture of gases with a pressure of 800.0 mm Hg contains 60% nitrogen and 40% oxygen by volume. What is the partial pressure of oxygen in this mixture?

A. 140.0 mm Hg

B. 320.0 mm Hg

C. 373.0 mm Hg

D. 480.0 mm Hg

Answered by Bukkabe
aids
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