To prepare for the lab final evaluate the following concepts.  Make sure you understand and can work problems related to each:

Safety and General Lab Practices:

• Explain general laboratory practices related to safety, container labeling, chemical disposal and instrument operation.

Dimensional Analysis Lab:

• Define and memorize the conversion factors between base units and units containing (centi, milli, micro, and kilo) prefixes
• Calculate a problem similar to any of the post-lab questions
• Report answers in scientific notation.
• Report answers to the correct number of significant figures.

Density of Sucrose Solution Lab:

• Define and calculate percent error.
• Answer questions similar to prelab questions 3-4.
• Determine how specific lab errors could contribute to the density calculation.
• Calculate the density of a solution.
• Use the density of a solution to determine the grams of solute present in a solution.

Percent Composition Lab:

• Define and calculate percent composition of an element in a compound..
• Answer questions similar to prelab question 3, postlab question 1,2 or 4.
• Use data to determine the mol ratio of metal to H₂.
• Use lab data to calculate molar mass of an unknown metal.

Reactions of Calcium Lab:

• Use reaction stoichiometry to calculate quantities in chemical reactions.
• Balance chemical equations.
• Answer questions similar to pre-lab 1-2, post-lab 1-2.

Limiting Reactant Lab:

• Discuss the concepts of limiting reactant, theoretical yield and percent yield.
• Calculate theorietical yield.
• Determine the limiting reactant.
• Calculate percent yield.
• Perform calculations similar to those in pre-lab question 1, post-lab question 2, and the “beaker” calculations.

Reactions and Solubility Lab:

• Classify chemical reactions by type.
• Write the net ionic equation for a reaction.
• Discuss the evidense that a chemical reaction has taken place.
• Predict the precipitate in a chemical reaction.
• Be able to answer questions similar to pre-lab question 2-3, post-lab questions, and classification similar to the data section.

Titration of a Carbonated Beverage Lab:

• Calculate the concentration of an NaOH solution given the volume used to titrate a known mass of KHP.
• Calculate the concentration of citric acid in a soda given the volume and molarity of a NaOH solution.
• Answer questions similar to pre-lab 2-3, post-lab 1-3.

Molar Mass of a Volatile Liquid Lab:

• Calculate molar mass using the ideal gas law and laboratory data.
• Answer questions similar to pre-lab question 2 or post-lab question 1.

Calorimetry Lab:

• Determine whether a reaction is endothermic or exothermic.
• Determine the best ionic compound of to use in a heat pack for treating frostbite based on your experimental results.
• Calculate the average heat capacity of your calorimeter.
• Calculate the specific heat of a metal.
• Answer questions similar to pre-lab 3-4, post-lab 5-6.

Hess’ Law Lab:

• Use Hess’ Law to calculate the enthalpy for a reaction.

Molecular Geometry Lab:

• Determine the shape of a molecule using the VSEPR.
• Draw the Lewis structures of a molecule including bond angles and formal charges.
• If given any molecule, be able to fill in the chart in your data sheets for that molecule.
• Answer questions similar to pre-lab 1-5, post-lab 1-2.