Question

What is the freezing point of an aqueous 1.58 molal NaCl solution? (Kf = 1.86°C/m) A) -2.94°C B) 2.94°C C) -5.88°C D) 5.88°C E) 0.00°C

          What is the freezing point of an aqueous 1.58 molal NaCl solution? (Kf = 1.86°C/m)

A) -2.94°C
B) 2.94°C
C) -5.88°C
D) 5.88°C
E) 0.00°C

Added by Mar-A A.

Chemistry: Structure and Properties

Nivaldo Tro 2nd Edition

Instant Answer

Solved by Expert Sri K

02/28/2023

Step 1

We can use the formula: ΔTf = Kf * molality where ΔTf is the freezing point depression, Kf is the cryoscopic constant (1.86 °C/m for water), and molality is 1.58 molal. ΔTf = 1.86 °C/m * 1.58 m = 2.9396 °C Show more…

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What is the freezing point of an aqueous 1.58 molal NaCl solution? (Kf = 1.86°C/m) A) -2.94°C B) 2.94°C C) -5.88°C D) 5.88°C E) 0.00°C

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What is the freezing point of an aqueous 1.58 molal NaCl solution? (Kf = 1.86°C/m) A) -2.94°C B) 2.94°C C) -5.88°C D) 5.88°C E) 0.00°C

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