The freezing point of benzene, C6H6, is 5.500 C at 1 atmosphere. Kf(benzene) = 5.12 C/m In a laboratory experiment, students synthesized a new compound and found that when 13.91 grams of the compound were dissolved in 231.7 grams of benzene, the solution began to freeze at 4.147 C. The compound was also found to be nonvolatile and a non-electrolyte. What is the molecular weight they determined for this compound? 9/mol