When 3.22 g of an unknown compound composed of the elements C, H and O is dissolved in 30.0 g of benzene, the solution f

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answerhappygod
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When 3.22 g of an unknown compound composed of the elements C, H and O is dissolved in 30.0 g of benzene, the solution f

Post by answerhappygod »

When 3.22 g of an unknown compound composed of the
elements C, H and O is dissolved in 30.0 g of benzene, the solution
freezes at 0.520 oC. Pure benzene freezes at 5.500 oC and has Kf =
5.12 oC/m. The unknown compound contains 65.4% C, 5.50% H and 29.1%
O by mass. What is the molecular formula of the
compound?
Group of answer choices
C2H3O2
C4H6O4
C3H3O
none of the answers are correct
C6H6O2
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