10 grams of glucose (CGH12O6) is dissolved in 90 grams of water. The density of the solution is 1.038 grams/mL. a. What is the molality and molarity of the resulting solution? The M.W. of glucose is 180.16 grams/mol, the M.W. of water is 18 grams/mol. b. What is the boiling point of such a solution (Kb = 1.86 C* kg/mol)? c. What would be the osmotic pressure measured for this solution at 25 C (report the answer in bar)? d.. To get the same boiling point as in part b. for a solution of CaCl2, how many moles of CaCl2 should be added to 1 kg of water (assume the ideal value for the van't Hoff factor)?

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10 grams of glucose (CGH12O6) is dissolved in 90 grams of water. The density of the solution is
1.038 grams/mL.
a. What is the molality and molarity of the resulting solution? The M.W. of glucose is 180.16
grams/mol, the M.W. of water is 18 grams/mol.
b. What is the boiling point of such a solution (Kb = 1.86 C* kg/mol)?
c. What would be the osmotic pressure measured for this solution at 25 C (report the answer in
bar)?
d.. To get the same boiling point as in part b. for a solution of CaCl2, how many moles of CaCl2
should be added to 1 kg of water (assume the ideal value for the van't Hoff factor)?
Transcribed Image Text:10 grams of glucose (CGH12O6) is dissolved in 90 grams of water. The density of the solution is 1.038 grams/mL. a. What is the molality and molarity of the resulting solution? The M.W. of glucose is 180.16 grams/mol, the M.W. of water is 18 grams/mol. b. What is the boiling point of such a solution (Kb = 1.86 C* kg/mol)? c. What would be the osmotic pressure measured for this solution at 25 C (report the answer in bar)? d.. To get the same boiling point as in part b. for a solution of CaCl2, how many moles of CaCl2 should be added to 1 kg of water (assume the ideal value for the van't Hoff factor)?
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