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CHEM1612 - Resources for Week 5

Topics and Learning Outcomes

  • Solutions
    •  calculate concentrations in molarity, molality, mole fraction, % w/w and %v/v and perform dilutions
    •  predict qualitatively the solubilities of gases in liquids based on their chemical structure
    •  determine the sign of ΔH for the dissolution of a gas in a liquid from the temperature dependence of its solubility
    •  understand the effects of pressure on the solubility of gases
    •  explain the molecular origin of "The Bends" and the formation of limestone caves
    •  predict qualitatively the miscibilities of liquids based on their molecular structures
    •  identify solutes as strong, weak or non-electrolytes
    •  explain the origin of vapour pressure lowering and boiling point elevation of a solvent by a non-volatile solute
    •  estimate the vapour pressure of solutions of non-volatile and volatile solutes using Raoult's Law
    •  read a phase diagram
    •  explain the meaning of ideality for gases and solutions
    •  predict deviations from ideal gas behaviour
    •  calculate the pressure of a real gas using the van der Waal's equation
    •  explain the molecular origin of positive and negative deviations from Raoult's Law
    •  explain the principles underlying fractional distillation
    •  predict which combinations of solvents would be expected to be ideal and which non-ideal
    •  understand the concept of activity
    •  calculate expected freezing point depressions of solutions
    •  calculate expected solution osmotic pressures
    •  estimate molar masses from colligative property data
    •  estimate the degree of dissociation of electrolytes from colligative property data
    •  explain the origin of osmotic pressure and how it can be measured

Textbook and eBook References

  • Solutions - Chapter 10
the eBook reference is free and is taken from high quality sources.

Lecture Notes, Tutorial Worksheets & Answers and Suggested Exam Questions

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ChemCAL and iChem Resources

Contributed Links and Resources

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