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Copyright © 2011 InteractiveScienceLessons.com Ag + H 2 S Ag 2 S + H 2 Balancing Equations.
Unit 8 Chemical Equations and Reactions. Unit 8 Goals Describe evidence and characteristics of chemical reactions Write balanced chemical equations Identify.
Balancing Equations. Before we start, there are some things we all need to know.
Atomic Mass l Atoms are so small, it is difficult to discuss how much they weigh in grams l Use atomic mass units. l an atomic mass unit (amu) is one.
