The boiling point of 500.0L of water was determined to be 100.0°C. Ana has decided to increase the boiling point to 101.0°C by adding ammonium sulfate. How many grams of ammonium sulfate is required to achieve this? (Kb H20 = 0.512°C/m; MW ammonium sulfate =132.14g/mol) A. 119.12 g В. 129.04 g С. 129.12 g D. 119.04 g E. None of the above. 5atm?

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8. The boiling point of 500.OL of water was determined to be 100.0°C. Ana has decided to increase the boiling point to
101.0°C by adding ammonium sulfate. How many grams of ammonium sulfate is required to achieve this? (Kb H20 -
0.512°C/m; MW ammonium sulfate 132.14g/mol)
A. 119.12 g
В. 129.04 g
С. 129.12 g
D. 119.04 g
E. None of the above.
9. At what temperature is the osmotic pressure of 1.00M solution of NaCl equivalent to 60.5atm?
A. 85.90 °C
B. 93.50 °C
С. 95.30 °C
D. 90.35 °C
E. None of the above.
10. What is the osmotic pressure (at 20 °C) of a solution made by dissolving 13.0g of sucrose in 117.0g of water? The total
volume of the solution is 125ml, at 20 °C.
A. 3.17 atm
B. 3.71 atm
C. 7.31 atm
D. 7.13 atm
E. None of the above.
Transcribed Image Text:en Page 2 of 2 Previous Next 8. The boiling point of 500.OL of water was determined to be 100.0°C. Ana has decided to increase the boiling point to 101.0°C by adding ammonium sulfate. How many grams of ammonium sulfate is required to achieve this? (Kb H20 - 0.512°C/m; MW ammonium sulfate 132.14g/mol) A. 119.12 g В. 129.04 g С. 129.12 g D. 119.04 g E. None of the above. 9. At what temperature is the osmotic pressure of 1.00M solution of NaCl equivalent to 60.5atm? A. 85.90 °C B. 93.50 °C С. 95.30 °C D. 90.35 °C E. None of the above. 10. What is the osmotic pressure (at 20 °C) of a solution made by dissolving 13.0g of sucrose in 117.0g of water? The total volume of the solution is 125ml, at 20 °C. A. 3.17 atm B. 3.71 atm C. 7.31 atm D. 7.13 atm E. None of the above.
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