What Is the Boiling Point of a Solution Containing

question 5

Multiple Choice

What is the boiling point of a solution containing
0.80 g caffeine,C₈H₁₀N₄O₂,dissolved in 13.20 g benzene? The boiling point of pure benzene is 80.1°C and the molal boiling point constant,K_b,is 2.53°C/m.

• A) 79.8°C
• B) 80.4°C
• C) 80.9°C
• D) 85.2°C
• E) 88.2°C

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Definitions:

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