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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 91 times)

Lin Shi

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on: Nov 5, 2023

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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Reply #1 on: Nov 5, 2023
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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Lin Shi

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Reply 2 on: Nov 5, 2023
Excellent

bigcheese9

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

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