Colligative Properties - Page 4
Questions
- What is the freezing point of an a nonionizing antifreeze solution containing 38.8g ethylene glycol, #C_2H_6O_2#, and 409 g of water?
- 150g of NaCl completely dissolve in 1.00 kg of water at 25.0 C. The vapor pressure of pure water at this temperature is 23.8 torr. How would you determine the vapor pressure of the solution?
- What is the freezing point depression?
- What is the vapor pressure in mmHg of a solution of 16.0 g of glucose (C6H12O6) in 80.0 g of methanol (CH3OH) at 27 degrees C? The vapor pressure of pure methanol at 27 degrees C is 140 mmHg.
- What is the van't Hoff factor of #Na_3PO_4# in a 0.40 m solution whose freezing point is -2.6°C ?
- How are colligative properties determined?
- What is the molecular weight of sulfur if 35.5 grams of sulfur dissolve in 100.0 grams of CS2 to produce a solution that has a boiling point of 49.48°C?
- Does vapor pressure vary with the number of particles in solution? What if you have #"1 M"# of #"NaCl"#, vs. #"1 M"# #"KCl"#, vs. #"1 M"# #"CaCl"_2#?
- One mole of two different compounds happens to weight the same, but one compound ionizes in water and the other does not. Which will give the lowest freezing point depression?
- Can you help me please? I have a chemistry class tomorrow but I need to bring with me the answer for these two questions. So, please help. Thanks!
- The boiling point of a solution containing 10.44g og an unknown nonelectrolyte in 50g of acetic acid is 159.2 degree celsius. What is the molar mass of the solute?
- What is the freezing point of a solution that contains 0.5 moles of Nal in 500g of water? (Kf = 1.86C/m; molar mass of water = 18g)
- What colligative property causes ice to melt?
- Do suspensions exhibit the Tyndall effect?
- What are the colligative Properties? How many Types are they? Explain?
- What will be the freezing point of a 20.0% solution of glucose, #C_6H_12O_6# in water?
- What is the van't Hoff factor?
- Why do we not collect water by evaporation?
- What is the boiling point of an ionic solution containing 29.7 g #Na_2SO_4# and 84.4 g water, assuming 100% ionization?
- How do you do freezing point depression problems?