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Author Question: An aqueous fructose solution having a density of 1.049 g/cm3 is found to have an osmotic pressure of ... (Read 92 times)

Lin Shi

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Question 1

An aqueous dextrose solution having a density of 1.04 g/cm3 freezes at –1.15°C.  Find the osmotic pressure of this solution at 25°C. Kf of water is 1.86 °C/m; molecular mass of dextrose = 180.16 g/mol.
◦ 12.9 atm
◦ 13.8 atm
◦ 14.1 atm
◦ 15.1 atm
◦ 120 atm

Question 2

An aqueous fructose solution having a density of 1.049 g/cm3 is found to have an osmotic pressure of 17.0 atm at 25°C.  Find the temperature at which this solution freezes. [Given: for water Kf = 1.86 °C/m; molecular mass of fructose = 180.16 g/mol]
◦ –1.30°C
◦ –1.41°C
◦ –1.52°C
◦ –1.57°C
◦ –1.69°C


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Marked as best answer by Lin Shi on Nov 5, 2023

hiyayyay

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Lin Shi

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Reply 2 on: Nov 5, 2023
Wow, this really help


tanna.moeller

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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