Question: Please help me!! ill only upvote a correct answer. it is not 2.36, 1.73, 4.18, or 4.2 A solution is made using 14.7 percent by

Please help me!! ill only upvote a correct answer. it is not 2.36, 1.73, 4.18, or 4.2
A solution is made using 14.7 percent by mass CH2Cl2 in CHCl3. At 30
C, the vapor pressure of pure CH2Cl2 is 490 mm Hg, and the vapor
pressure of pure CHCl3 is 260 mm Hg. The normal boiling point of
CHCl3 is 61.7 C.
What is the molality of CH2Cl2 in the solution?

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