0 points Estimate the boiling point elevation of 1 51 by mass CONH 2 2 aq The

0 points estimate the boiling point elevation of 1 51

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1.0 points Estimate the boiling point elevation of 1 . 51% by mass CO(NH 2 ) 2 (aq). The boiling point constant of water is 0 . 51 K · kg / mol. Correct answer: 0 . 13045 C.
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Version 094 – Homewrok 3 – Fakhreddine – (53605) 5 C, should this solution freeze? Assume that the solute is not volatile and does not ionize and does not associate in the solution. HINT: You can save a LOT of calculation if you think carefully about the problem before you begin calculations. F. Supposeyou wanted to accomplish the same thing withsugar (sucrose, C12H22O11) instead of ethy-lene glycol.How many kilograms of sucrosewould you use? 1 gallon = 3.785 liters. 5. 4 . 68 × 10 3 kg Explanation: 013 1.0 points A solution of 0.90 g of an unknown non-electrolyte in 300 mL of water at 27C hasan osmotic pressure of 38.4 torr.What isthe molecular weight of this compound? (Ne-glect volume change due to solute,R= 0.0821L·atm/mol·K)
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Version 094 – Homewrok 3 – Fakhreddine – (53605) 6 side of the U-tube shown below. Pure water is placed in the tube on the other side of the semipermeable membrane. With the left side open to barometric pressure of 1.0 atm and 1.5 atm applied to the right side, the two liquids do not move. 1.00 atm 1.15 atm B A In which half of the U-tube is the pure water located?
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  • Spring '09
  • Fakhreddine
  • Chemistry, Mole, Vapor pressure, Amount of substance

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