Chapter 8 Solutions Test Review Sheet Test Date: April 30 2014 Topics to Study: 8.1 solution, solute, solvent, variable composition, aqueous solution, miscible, immiscible, alloy, amalgam, saturated & unsaturated solution, soluble, sparingly soluble, insoluble distinguishing between pure substances & solutions 8.2 Process of Dissolving on the molecular level, bonding & energy, endothermic & exothermic dissolving processes Factors affecting Rate of dissolving: temperature, stirring, particle size Factors Affecting Solubility of solid, liquid and gas solutes: temperature pressure size of the molecule polarity of the solute & solvent: determining polarity of substances intermolecular bonding in polar molecules (Dipole-dipole & Hydrogen bonding) vs. nonpolar molecule Select a suitable solvent for a given solute: Like dissolves Like: some common polar & nonpolar solvents Electrolytes Vs Nonelectrolytes (Molecular substances), hydration of ions Solvation of NaCl video (posted on website) Solubility Curves – interpretation & calculation 8.3 Calculating concentration of solutions: 6 different ways % m/v, %v/v, %m/m, ppm, ppb; molar concentration, C = n/V (also n = m/MM) Continued on back Chapter 8 Solutions Test Review Sheet Test Date: April 30 2014 Topics to Study: 8.1 solution, solute, solvent, variable composition, aqueous solution, miscible, immiscible, alloy, amalgam, saturated & unsaturated solution, soluble, sparingly soluble, insoluble distinguishing between pure substances & solutions 8.2 Process of Dissolving on the molecular level, bonding & energy, endothermic & exothermic dissolving processes Factors affecting Rate of dissolving: temperature, stirring, particle size Factors Affecting Solubility of solid, liquid and gas solutes: temperature pressure size of the molecule polarity of the solute & solvent: determining polarity of substances intermolecular bonding in polar molecules (Dipole-dipole & Hydrogen bonding) vs. nonpolar molecule Select a suitable solvent for a given solute: Like dissolves Like: some common polar & nonpolar solvents Electrolytes Vs Nonelectrolytes (Molecular substances), hydration of ions Solvation of NaCl video (posted on website) Solubility Curves – interpretation & calculation 8.3 Calculating concentration of solutions: 6 different ways % m/v, %v/v, %m/m, ppm, ppb; molar concentration, C = n/V (also n = m/MM) Continued on back 8.4 Preparing solutions: familiarity with equipment: volumetric flask, pipette, burette, graduated cylinder How to make a stock solution How to dilute a solution Calculations involving dilution: C1V1 = C2V2 Review Questions for Practice: p. 325-327 #3,5,6,8,9,10, 11-22,24,26,27,29 Chapter 9 AQUEOUS Solutions Test Review Sheet Test Date: April 30 2014 Know how to write dissociation equation for ionic compounds, with their state included Review how to use the solubility table to determine the states of substances Know how to use stoichiometry to relate concentration of the ionic compound and its ions' concentrations If given concentration and V of an ion, know how to find the mole and mass of the ionic compound Know how to write non-ionic equation, total ionic equation and net ionic equation What are spectator ions? Know how to calculation with solution stoichiometry including determining the limiting reagent, grams of precipitate forms, % yield, % purity, determining and finding any of the 6 expressions of concentrations Review Questions for Practice: p. 352: 7 -10; p 355: 11-13; p 356 :1- 7 There is no shortcut to success: PRACTICE PRACTICE PRACTICE 8.4 Preparing solutions: familiarity with equipment: volumetric flask, pipette, burette, graduated cylinder How to make a stock solution How to dilute a solution Calculations involving dilution: C1V1 = C2V2 Review Questions for Practice: p. 325-327 #3,5,6,8,9,10, 11-22,24,26,27,29 Chapter 9 AQUEOUS Solutions Test Review Sheet Test Date: April 30 2014 Know how to write dissociation equation for ionic compounds, with their state included Review how to use the solubility table to determine the states of substances Know how to use stoichiometry to relate concentration of the ionic compound and its ions' concentrations If given concentration and V of an ion, know how to find the mole and mass of the ionic compound Know how to write non-ionic equation, total ionic equation and net ionic equation What are spectator ions? Know how to calculation with solution stoichiometry including determining the limiting reagent, grams of precipitate forms, % yield, % purity, determining and finding any of the 6 expressions of concentrations Review Questions for Practice: p. 352: 7 -10; p 355: 11-13; p 356 :1- 7 There is no shortcut to success: PRACTICE PRACTICE PRACTICE