Practice Test 1 Question 11

by Mike Birkhead on Dec 12, 2012

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, M=256.5 g/mol) in 1250 g of CCl4? K(b) = 5.05 degrees Celsius/m, boiling point of pure CCl4 = 76.7 degrees Celsius. A 70.8 c B 75.2 c C 78.2 c D 82.6 c E >85 c

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