Carbon Tetrachloride, Once Widely Used in Fire Extinguishers and as a Dry

Multiple Choice

Carbon tetrachloride, once widely used in fire extinguishers and as a dry cleaning fluid, has been found to cause liver damage to those exposed to its vapors over long periods of time. What is the boiling point of a solution prepared by dissolving 375 g of sulfur (S₈, ? = 256.5 g/mol) in 1250 g of CCl₄? K_b = 5.05 $\degree$ C/m, boiling point of pure CCl₄ = 76.7 $\degree$ C

A) 70.8 $\degree$ C
B) 75.2 $\degree$ C
C) 78.2 $\degree$ C
D) 82.6 $\degree$ C
E) >85 $\degree$ C