Answer
2.17
Work Step by Step
$\Delta T_{f}=- K_{f}\cdot m \cdot i $
$\implies i=-\frac{\Delta T_{f}}{K_{f}\cdot m}$
$=-\frac{-4.04^{\circ}C}{(1.86^{\circ}C\,kg/mol)(1.00\,mol/kg)}$
$=2.17$
Chemistry: The Molecular Science (5th Edition)
by Moore, John W.; Stanitski, Conrad L.
Published by
Cengage Learning
ISBN 10:
1285199049
ISBN 13:
978-1-28519-904-7
Chapter 13 - The Chemistry of Solutes and Solutions - Questions for Review and Thought - Topical Questions - Page 605d: 76
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