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1. Chemical Reactions and Balancing Chemical Equations. In this lesson, you'll learn how to balance a chemical reaction equation using the conservation of matter law. You'll also learn how to write both word and formula equations, what the subscripts after a letter mean and what the numbers in front of compounds mean. 2. Mole-to-Mole Ratios.
Learn how, if given a percent composition, to determine the empirical formula for a compound. 8. Hydrates: Determining the Chemical Formula From Empirical Data. Learn the definition of a hydrate and an anhydrate in this lesson. Discover how, when given experimental data, you can determine the formula of a hydrate by following simple steps that include finding the moles of hydrate and anhydrate and comparing the two to write the formula. 9. What is a Chemical Equation? - Definition Examples In this lesson, you will learn how chemical equations are used to represent chemical reactions. You will learn that there are many pieces of information provided in a chemical equation, and you will gain an understanding of how to interpret chemical equations.