b Quiz 03 Freezing Point Depression (10pts) Date lease review the background knowledge posted on iCollege. Answer the following questions. 1. An aqueous solution containing 17.5g of an unknown molecular compound in 100g water was found to have a freezing point of 1.8C. Calculate the molar mass of this unknown compound. You can use the following steps to solve this problem. Show your work. a. What is the freezing point change ( Tf) from pure water? The freezing point of water is 0.0C. b. What is the freezing point depression constant (Kr) of water? c. What is the molality of the solution? (m=kgofsolventmolesofsolute ) d. Solve the moles of the solute. (Tf=mKf=kgofsolventmolesofsoluteKf) e. Knowing the mass of the compound, and the moles of the compound, solve the molar mass of the compound