Lab Library
🧪 AP Chemistry Labs
All 16 official AP Chemistry laboratory experiments with procedures, pre-lab questions, and post-lab analysis.
Always perform lab work under proper supervision with appropriate safety equipment.
LAB 1
What Makes Hard Water Hard?
How can the hardness of water be determined from a given sample? What techniques and calculations are required to determine water’s hardness?
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Stoichiometry and Percent of a Hydrate
How can the percent and molar ratio of water in a hydrated salt be determined from a reaction in which a hydrated salt is produced?
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How Can the Gram Atomic Mass of an Element be Determined?
Knowing the atomic mass of one element in a balanced decomposition reaction, how can the gram atomic mass of another element be determined?
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How Can We Identify an Unknown Gas?
How can we determine the molar mass of a substance from measurements of the density of its vapor?
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Concentration vs. Transmitted Light Through a Solution
What is the relationship between the concentration of a solution and the amount of transmitted light through the solution?
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Kinetics Lab –The Iodination of Acetone
How can a rate law expression and a rate constant be determined from the collection of reactant concentration data? What does a rate law tell about a reaction?
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Finding the Constant - Kc
How can an equilibrium constant, Kc, be determined from absorbance data of a chemical species?
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Chemical Equilibrium
How can we use Le Chatelier’s Principle to explain phenomena of reversible reactions.
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Titration of a Weak Acid with a Strong Base
How can we determine the Ka (acid dissociation constant) of a weak acid?
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Heat of Vaporization of Liquid Nitrogen
How can we determine the heat energy needed to vaporize a liquid?
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Thermochemistry: Enthalpy of Formation of Magnesium Hydroxide
How can the heat of a reaction be determined from Hess' Law and calorimetry?
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Redox Titration
How can we determine the oxidation state of manganese in a redox titration?
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Electrochemical Cells
How can voltage of a battery (cell potential) be determined? How does concentration of products and reactants affect cell potential? How can we determine what reaction will occur when an external power source is applied to a solution?
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What’s in That Bottle?
How can you design a series of experiments and interpret data to determine unknowns based on bonding and intermolecular forces of attraction?
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Bonding: Molecular Geometries and Hybridization
How can we predict molecular shapes, bond angles and hybridizations of molecules? How do we calculate formal charge and what does it tell us?
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Mystery of the Thirteen Solutions
How can we determine the identity of a group of unknown solutions using physical and chemical properties?
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AP Lab Activity – Growing Crystals
How do metal crystals grow from a seeded solution?
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