4S1 Monday, 14/2/2011 10.45 – 11.55 am. Previously…
Compounds & Molecules NaCl, salt Buckyball, C 60 Ethanol, C 2 H 6 O.
Chapter 9 Stoichiometry Review. Vocabulary composition stoichiometry reaction stoichiometry mole ratio limiting reactant excess reactant percent yield.
CHAPTER 3. STOICHIOMETRY Determination of quantities of materials consumed and produced in a chemical reaction.
A TOMS AND E LEMENTS
Dimensional Analysis
Mass Relationships in Chemical Reactions Chang, Chapter 3 Bylinkin et al, Chapter 1 & 2.
8/1/20151 Chapter 3 Stoichiometry 3.1 Atomic Masses 3.2 The Mole 3.3 Molar Mass 3.4 Percent Composition of Compounds 3.5 Determining the Formula of a.
Percent Composition, Empirical Formulas, Molecular Formulas.
3.2 The Mole - Central Unit of Chemistry Introduction to the Mole.
CHAPTER 3B Stoichiometry. Counting Atoms Amu – atomic mass unit 1 amu = 1.66 x 10 -24 g Ex. 1 carbon atom = 12 amu 1 Fe atom = 55.85 amu 1 Na atom = ???
PERCENT COMPOSITION. 2 3 Steps for Determining Chemical Formulas 1. Determine the percent composition of all elements. 2. Convert this information into.