A 12.3 percent by mass solution of organic compound in Benzene boils at 84.5 oC.               Determine the molar mass of the compound. Boiling point of Benzene is 81.1 oC. The              boiling point elevation constant for Benzene is 2.53 oC/m.       A. 96.9 g/mol   B. 102.5 g/mol   C. 108.4 g/mol   D. 75.5 g/mol   E. 104.4 g/mol

Chemistry: The Molecular Science
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Chapter13: The Chemistry Of Solutes And Solutions
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A 12.3 percent by mass solution of organic compound in Benzene boils at 84.5 oC. 

             Determine the molar mass of the compound. Boiling point of Benzene is 81.1 oC. The

             boiling point elevation constant for Benzene is 2.53 oC/m.

 

 

  A.

96.9 g/mol

  B.

102.5 g/mol

  C.

108.4 g/mol

  D.

75.5 g/mol

  E.

104.4 g/mol

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