Chemistry Practice Problems Freezing Point Depression Practice Problems Solution: A biochemical engineer isolates a bacterial gene f...

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# Solution: A biochemical engineer isolates a bacterial gene fragment and dissolves a 10.0-mg sample in enough water to make 30.0 mL of solution. The osmotic pressure of the solution is 0.340 torr at 25°C.(b) If the solution density is 0.997 g/mL, how large is the freezing point depression for this solution (Kf of water = 1.86°C/m)?

###### Problem

A biochemical engineer isolates a bacterial gene fragment and dissolves a 10.0-mg sample in enough water to make 30.0 mL of solution. The osmotic pressure of the solution is 0.340 torr at 25°C.

(b) If the solution density is 0.997 g/mL, how large is the freezing point depression for this solution (Kf of water = 1.86°C/m)?

Freezing Point Depression

Freezing Point Depression

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Freezing Point Depression

#### Q. A glucose solution contains 71.8 g of glucose (C6H12O6) in 471 g of water.Determine the freezing point of the solution.

Solved • Mon Dec 03 2018 16:16:45 GMT-0500 (EST)

Freezing Point Depression

#### Q. Calculate the freezing point and boiling point of a solution containing 8.10 g of ethylene glycol (C2H6O2) in 92.8 mL of ethanol. Ethanol has a densit...

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Freezing Point Depression

#### Q. In ice-cream making, the ingredients are kept below 0.0°C in an ice-salt bath.(a) Assuming that NaCl dissolves completely and forms an ideal solution,...

Solved • Tue Oct 30 2018 16:21:28 GMT-0400 (EDT)