Asked by Jesse
An aqueous solution has a vapor pressure of 81.1 at 50 . The vapor pressure of pure water at this temperature is 92.6. What is the concentration of in mass percent?
Answers
Answered by
DrBob222
What is the concn of WHAT? in mass percent?
Psoln = Xsolvent*Psolvent
81.1 = Xsolvent*(92.6)
Solve for X which is the mole fraction of the solvent,
1-mole fraction solvent = mole fraction solute.
Convert mole fraction solute to mass percent.
Psoln = Xsolvent*Psolvent
81.1 = Xsolvent*(92.6)
Solve for X which is the mole fraction of the solvent,
1-mole fraction solvent = mole fraction solute.
Convert mole fraction solute to mass percent.