'Skeleton equations' diaporamas de présentation

Review-Molecular Formula

Review-Molecular Formula. Nicotine, a component of tobacco, has an empirical formula of C 5 H 7 N. The molar mass of nicotine is 162 g. What is its molecular formula? A compound contain 64.9% C, 13.5% H, and 21.6% O. Its molecular mass is 74 g. Find the molecular formula.

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Unit 10: Chemical Equations

Unit 10: Chemical Equations. Chapter Objectives. 1. To learn to write chemical equations 2. To correctly interpret chemical equations 3. To balance chemical equations. Chapter Objectives. 4. To classify chemical reactions 5. To predict products of chemical reactions

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Chemical Reactions

Chemical Reactions. Chapter 9. Chemical Reactions. chemical reaction- The process by which one or more substances are rearranged to form different substances Evidence that a chemical reaction may have occurred: Change in temperature Change in color Odor Gas bubbles

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Chapter Menu

Chemical Reactions. Section 9.1 Reactions and Equations Section 9.2 Classifying Chemical Reactions Section 9.3 Reactions in Aqueous Solutions. Click a hyperlink or folder tab to view the corresponding slides. Exit. Chapter Menu. Section 9.1 Reactions and Equations.

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Chemical reactions and writing chemical equations 7.1-7.2

Chemical reactions and writing chemical equations 7.1-7.2. Sammy Yellen Iman Aly Alyssa West. What is a Chemical Reaction?. The changing of substances to other substances by the breaking of old bonds and the formation of new bonds. Take place in and around you. Necessary to sustain life.

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Chapter 10: Sec 1: Chemical Reactions

Chapter 10: Sec 1: Chemical Reactions. How can you tell there is a chemical Change?. Temperature. Light. Color. Gas Bubbles. The Chemical Equation: Section 1. Chemical Equations: What do we start with? Reactants = Starting substances Products = Substances formed Coefficient:

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