The Freezing Point of a Solution Made by Dissolving 8

question 56

Multiple Choice

The freezing point of a solution made by dissolving 8.9 g of MgCl₂ in 98 g H₂O is -4.3°C. Kf for water is 1.86°C m-1. The van't Hoff i factor for this solution is ________.

• A) 1.2
• B) 2.3
• C) 2.4
• D) 2.0
• E) 3.0

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