Chapter 3 : Molecules, Compounds and Chemical Equations

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One Mole of a compound – contains 6.022 x 10 23formula units (or molecular units for a molecularcompound).Molar Mass – mass of one mole of a compound.Numerically equivalent to the formula mass but withunits of g/mol !The Mole Concept
<strong>Chemical</strong> CompositionA molecular formula tells how many moles of anatom are in one mole of a molecular compound1 mole of C 2 H 6 O 2<strong>Chemical</strong> Composition
Page 1 and 2: Chapter 3 : Molecules, Compounds an
Page 3 and 4: Chemical Bonds•compounds are made
Page 5 and 6: Chemical FormulasChemical Formula -
Page 7 and 8: Example Ethylene Glycol (1,2 - etha
Page 9 and 10: Molecular ElementsElements and Comp
Page 11 and 12: Ionic Compounds and their Formulas
Page 13: Ionic Compounds : Formulas• compo
Page 16 and 17: Naming Ionic Compounds1 st Make sur
Page 18 and 19: Metals whose ions can havemore than
Page 20 and 21: Polyatomic AnionsPolyatomic ions co
Page 22 and 23: Polyatomic Ions and Oxyanions-Seldo
Page 24 and 25: Hydrates• hydrates are ionic comp
Page 26 and 27: Number Greek Prefix1 Mono2 Di3 Tri4
Page 28 and 29: ExamplesHF (aq)HCl (aq)HBr (aq)HI (
Page 30 and 31: Acid Formulas from Names•when nam
Page 34 and 35: a) How many moles of ethylene glyco
Page 36 and 37: Percent CompositionChemical formula
Page 38 and 39: Percent CompositionChemical formula
Page 40 and 41: Combustion AnalysisHow percent comp
Page 42 and 43: Chemical Reactions•Reactions invo
Page 44 and 45: • methane gas burns to produce ca
Page 46 and 47: Solid cobalt (III) oxide reacts wit
Page 48 and 49: Example QuestionsName the following
Page 50: What is the correct formula for Iro

Chapter 3 : Molecules, Compounds and Chemical Equations

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