can you answer all of number 9?

9(15pts) The dead sea contains one of the highest salinities on earth with 276g salt/ kg of solution. 9a. If the dead sea contains 14.4%CaCl2,4.4%KCl,50.8%MgCl2, and 30.4%NaCl, what is the relative moles of each salt? 9b. What is the molality of each salt? 9c. What is the boiling point elevation effect for each salt, and what is the total effective boiling point elevation for all salt combined