Solutions
colored beakers
Practice Tests (these are in MC format, however, your actual tests will not be MC)

Solutions Practice Test 1                Solutions Practice Test 2
Basics of dissolving process - animated tutorial Raoult's Law animated tutorial (Norton)
Water dissolving salt - particle level animation  
Practice Quizzes (OSU)  
Norton animated tutorials with practice problems
    Molarity
    Boiling points/freezing points
    Osmotic Pressure