Teach your students about balancing chemical reactions using this great, detailed digital lab. Extremely useful in a unit where physical labs can be difficult to find. This digital lab uses a PhET simulator to guide students through the following topics: Identifying reactants and products in a chemical equation. Understanding the Law of Conservation of Mass in chemical equations. Balancing equations using a visual representation of particles. Checking results to verify that a chemical equation is correctly balanced. This worksheet collection is four (4) pages long and consists of: Two (2) pages of questions/diagrams involving the PhET simulator One (1) full page of balancing questions using the simulator to check results One (1) full page of review questions with equations to balance Clear, guided instructions to help students learn to use the simulator. A complete ANSWER KEY for every problem (pictured above). Perfect for students of all levels, and a perfect lesson for your Chemical Reactions unit. Great for an inquiry-based introduction or a final assignment!