Answer to Question #118143 in General Chemistry for Abigail Rouse

Question #118143

What is the boiling point of a 0.40 molal solution of sucrose (nonelectrolyte) in ethanol? (Kb of ethanol = 1.22 °C/m, normal boiling point of ethanol is 78.5 °C) *

Expert's answer

"\\Delta"T = K_b× b = 1.22 × 0.4 = 0.488 ^oC

T_b = 78.5 + 0.488 = 78.988 ^oC.

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