The Triple Point

This resource includes 1 multi-part practice problem to help your AP Chemistry students master Topic 9.1 (Introduction to Entropy) in Unit 9: Thermodynamics and Electrochemistry. The worksheet is provided in PDF format, and an answer key is included. Learning Objective: 9.1.A Identify the sign and relative magnitude of the entropy change associated with chemical or physical processes. How you can use this resourceThis worksheet can be used in many ways! As a homework assignment, after a lesson

This resource includes 10 practice problems to help your AP Chemistry students master Topic 1.1 (Moles and Molar Mass) in Unit 1. Unit 1: Atomic Structure and Properties. Students calculate molar mass, and convert between grams, moles, particles, and liters of gas. The worksheet is provided in PDF format, and an answer key and full solution is included. Learning Objective 1.1.A Calculate quantities of a substance or its relative number of particles using dimensional analysis and the mole conce

Give your students targeted practice with AP Chemistry Topic 4.7: Types of Reactions using this free, classroom‑ready data set focused on a single replacement reaction. This sample is designed to help students analyze experimental observations, classify the reaction type, and justify their reasoning using AP‑aligned language. This resource includes One complete data set featuring a single replacement reactionFive Guided student questions that move from observation → interpretation → justifica

** New 2024 Resource** This resource includes all the content (in Google Slides) that your students need to know to master Topic 4 (Composition of Mixtures) in Unit 1: Atomic Structure and Properties. The slides include a complete lesson so that students can master the following learning objectives and essential knowledge: Learning Objective1.4.A Explain the quantitative relationship between the elemental composition by mass and the composition of substances in a mixture. Essential Knowledge1.4.

This resource includes 3 practice problems to help your AP Chemistry students master Topic 8.8 (Properties of Buffers) in Unit 8: Acids and Bases. Students will identify acid base pair that can make up a buffer, and describe why certain acid-base pairs cannot behave as a buffer. The worksheet is provided in PDF format, and an answer key is included. Learning Objective 8.8.A Explain the relationship between the ability of a buffer to stabilize pH and the reactions that occur when an acid or a b

This resource includes 3 practice problems to help your AP Chemistry students master Topic 4.3 (Physical and Chemical Changes) in Unit 4: Chemical Reactions. Students will draw particle diagrams to represent gaseous and precipitation reactions. A knowledge of stoichiometry, balancing equations, and net ionic equations is helpful. The worksheet is provided in PDF format, and an answer key is included. Learning Objective 4.4.A Explain the relationship between macroscopic characteristics and bond

**New 2024 Resource** The AP Chemistry* exam has been updated for the 2024-25 school year. You can find the updated course description guide here.  This resource includes 3 multi-part practice problems to help your AP Chemistry students master Topic 6.1 (Endothermic and Exothermic Processes) in Unit 6: Thermochemistry. Students will identify processes as endothermic or exothermic, based on information given. Students will also label systems in diagrams, and indicate the direction of energy flow

This resource includes 2 practice problems to help your AP Chemistry students master Topic 3.3 (Solids, Liquids and Gases) in Unit 3: Properties of Substances and Mixtures. Students will draw particle representations and distinguish between characteristics of solids, liquids and gases. The worksheet is provided in PDF format, and an answer key is included. Learning Objective 3.3.A Represent the differences between solid, liquid, and gas phases using a particulate- level model. How you can use

This resource includes 3 practice problems to help your AP Chemistry students master Topic 7.5 (Calculating the Equilibrium Constant) in Unit 7: Equilibrium. Given an equilibrium constant or particle diagram, students will describe an equilibrium as product-favored or reactant-favored. The worksheet is provided in PDF format, and an answer key is included. Learning Objective 7.5.A Explain the relationship between very large or very small values of K and the relative concentrations of chemical s

This resource includes 2 practice problems that your students should understand to master Topic 5.5 (Collision Model) in Unit 5: Kinetics. Answer key is included. Learning Objective 5.5.A Explain the relationship between the rate of an elementary reaction and the frequency, energy, and orientation of molecular collisions. How you can use this resourceThis worksheet can be used in many ways! As a homework assignment, after a lesson on Topic 5.5For students who need extra practiceAs a review fo