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Topic 3 Learning Objectives 

Be able to:

Define, compare and contrast, classify, differentiate, put in order, predict using, identify correct and incorrect examples of, identify correct and incorrect interpretations of, identify correct and incorrect applications of…the following terms:

formula mass
mole
Avogadro’s number
molar mass
empirical formula mass
percent composition
empirical formula
percent composition
combustion analysis
molecular formula
stoichiometry
limiting reactant
excess reactant
theoretical yield
actual yield
percent yield
solution
solvent
solute
concentration
concentrated solution
dilute solution
strong and weak
dilution
molarity
normality
equivalent
dilution
stock solution
gravimetric analysis
volumetric analysis
titration
standard
equivalence point
indicator
end point

Be able to calculate a compound’s formula mass from the formula and a periodic table

Be able to calculate a compound’s molar mass from the formula and a periodic table   

Be able to convert moles to mass

Be able to convert mass to moles

Be able to convert moles to number of particles

Be able to convert number of particles to moles

Be able to calculate percent composition from elemental masses

Be able to calculate percent composition from a formula

Be able to determine the formula of a hydrated salt by dehydration and mass difference

Be able to calculate percent composition from elemental analysis

Be able to determine an empirical formula from percent composition

Be able to determine an empirical formula of a organic compound from combustion analysis

Be able to determine a molecular formula from an empirical formula

Be able to do mole-mole stoichiometric calculations

Be able to do mass-mass stoichiometric calculations

Be able to do limiting reactant calculations using moles, including moles of excess reactant used up, moles remaining, and moles of product formed

Be able to do limiting reactant calculations using mass, including mass of excess reactant used up, mass remaining, and mass of product formed

Be able to calculate theoretical yield and percent yield

Be able to analyze descriptions of procedures and results to determine the reason why the actual yield is larger than the theoretical yield, or why the actual yield is smaller than the theoretical yield

Be able to analyze and describe solutes and solutions in terms of solvent, solute, concentrated, dilute, strong, weak, and dilution

Be able to calculate the molarity of a solution

Be able to calculate amounts and describe how to make solutions of a given molarity stating amounts of solute and solvent and the procedure

Be able to calculate amounts and describe how to make solutions of a given molarity stating amounts of stock solution and the procedure

Be able to convert between moles and equivalents

Be able to convert between molarity and normality

Be able to calculate the normality of a solution

Be able to calculate amounts and describe how to make solutions of a given normality stating amounts of solute and solvent and the procedure

Be able to calculate amounts and describe how to make solutions of a given normality stating amounts of stock solution and the procedure

Be able to work gravimetric analysis problems for solutions

Be able to work gravimetric analysis problems for solids

Be able to work volumetric analysis problems using a solid standard

Be able to work volumetric analysis problems using a standardized solution

Be able to describe how to choose an appropriate indicator