Learning Outcomes for UNIT 1

Each student should have a good grasp of the following learning outcomes for unit 1. Unit 1 is assessed on Exam 1 which is on Tuesday 2/7/12 from 7-9 PM. Read the bulleted points and self assess yourself on how well you know the topic.

Students will be able to...

Define Normal Boiling Point Student should understand the definition of enthalpy and its relation to heat and potential energy
Qualitative dependence of entropy on temperature, volume, phase,and number of "particles"
Predict the sign of ΔG, ΔH, and/or ΔS for physical of chemical change
Relate intermolecular forces to vapor pressure.
Understand how the concept of dissolution relates to intermolecular forces
relate differences in intermolcular forces to enthalpies for phase changes
Describe the difference between evaporation and boiling Melting and dissolving.
Interpret phase diagrams.
Discuss the relation of entropy to colligative properties
Be able to calculate partial pressure and total pressure using Henry's law or Raoult's law
Discuss osmosis.
Predict and understand the solubility of solutes in a solution
Interpret enthalpies of solution in terms of lattice enthalpies and enthalpies of hydration.
Describe the factors that favor the dissolution process.
Describe how T and P each affect solubility.
Perform calculations involving the 4 colligative properties: Vapor Pressure, Boiling Point change, Melting Point change, Osmotic Pressure.
Describe the dissociation and ionization of compounds and the effects on colligative properties. Predict the van’t Hoff factor and use it in calculations.
Define Concentration or Mole Fraction
Define Solute and Solvent
Calculate concentrations of various solutions (Molarity and Molality)
Calculate the Mole Fraction of various solutions.
Identify the properties of the liquid state and examine how energy is associated with phase changes.
Write the mass action expression and know what it equals (and when).
An in depth knowledge of the equilibrium condition.