Calculate the Freezing Point of a Solution of 40 $5.10^{\circ} \mathrm{C} \mathrm{m}^{-1}$

question 19

Multiple Choice

Calculate the freezing point of a solution of 40.0 g salicylaldehyde,C₇H₆O₂,dissolved in 800.g of benzene,C₆H₆. K_f for benzene is $5.10^{\circ} \mathrm{C} \mathrm{m}^{-1}$ and the freezing point is 5.50 °C for benzene.

• A)-2.09 °C
• B)2.09 °C
• C)3.41 °C
• D)7.59 °C

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