Author Question: An aqueous fructose solution having a density of 1.049 g/cm3 is found to have an osmotic pressure of ... (Read 50 times)

Lin Shi · **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. K_f 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 K_f = 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

hiyayyay · **Reply #1 on:** Nov 5, 2023

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