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.
Answers
Answered by
DrBob222
93 x 0.029 = ??g
93 x 0.052 = ??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
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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