๐Ÿงช TheChemSolverUSNCO / General Chemistry
SolutionsMCQ

Ethanol (C2H5OH, M = 46) and methanol (CH3OH, M = 32) form an ideal solution when mixed. What is the โ€” Solutions Chemistry Question

Question

Ethanol (C2H5OH, M = 46) and methanol (CH3OH, M = 32) form an ideal solution when mixed. What is the vapor pressure of a solution prepared by mixing equal masses of ethanol and methanol? (The vapor pressures of ethanol and methanol are 44.5 mm Hg and 88.7 mm Hg, respectively.)

A.

133 mm Hg

B.

70.6 mm Hg

โœ“ Correct
C.

66.6 mm Hg

D.

44.5 mm Hg

๐Ÿ’ฌ
Still have doubts about this question?
Practice more questions like this, completely free.

Practice USNCO / General Chemistry questions like this โ€” free

4,000+ questions across AP Chemistry, USNCO, and IChO โ€” all free, no signup required.