Exam 11: Solutions and Colloids

Patients who enter the emergency room dehydrated are usually given sterile saline solution intravenously. The solution administered is isotonic to prevent cell damage. What would happen if the solution was hypertonic? Paired item 1)

Based off the molecular polarity of water, which of the following molecules would be soluble in water?

If you want to boil a pot of water containing salt, at what temperature would boiling begin?

The solubility of NaCH₃CO₂ in water is ~1.23 g/mL. What would be the best method for preparing a supersaturated NaCH₃CO₂ solution?

Which of the following when dissolved in deionized water would make a poor conducting solution?

How would you be able to increase the boiling point of water on a hotplate?

Assuming all the salts below are the same concentration, which salt would lower the freezing point of water the most?

Which salt would lower the freezing point of a solvent the most?

Which of the following would be a weak electrolyte in solution?