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Ch.1 - Chemical Tools: Experimentation & Measurement

Ch.2 - Atoms, Molecules & Ions

Ch.3 - Mass Relationships in Chemical Reactions

BONUS: Lab Techniques and Procedures

BONUS: Mathematical Operations and Functions

Ch.4 - Reactions in Aqueous Solution

Ch.5 - Periodicity & Electronic Structure of Atoms

Ch.6 - Ionic Compounds: Periodic Trends and Bonding Theory

Ch.7 - Covalent Bonding and Electron-Dot Structures

Ch.8 - Covalent Compounds: Bonding Theories and Molecular Structure

Ch.9 - Thermochemistry: Chemical Energy

Ch.10 - Gases: Their Properties & Behavior

Ch.11 - Liquids & Phase Changes

Ch.12 - Solids and Solid-State Materials

Ch.13 - Solutions & Their Properties

Ch.14 - Chemical Kinetics

Ch.15 - Chemical Equilibrium

Ch.16 - Aqueous Equilibria: Acids & Bases

Ch.17 - Applications of Aqueous Equilibria

Ch.18 - Thermodynamics: Entropy, Free Energy & Equilibrium

Ch.19 - Electrochemistry

Ch.20 - Nuclear Chemistry

Ch.21 - Transition Elements and Coordination Chemistry

Ch.22 - The Main Group Elements

Ch.23 - Organic and Biological Chemistry

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Chapter 3, Problem 117a

A copper wire having a mass of 2.196 g was allowed to react with an excess of sulfur. The excess sulfur was then burned, yielding SO₂ gas. The mass of the copper sulfide produced was 2.748 g. (a) What is the percent composition of copper sulfide?

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Chapter 3, Problem 117a

A copper wire having a mass of 2.196 g was allowed to react with an excess of sulfur. The excess sulfur was then burned, yielding SO2 gas. The mass of the copper sulfide produced was 2.748 g. (a) What is the percent composition of copper sulfide?

A copper wire having a mass of 2.196 g was allowed to react with an excess of sulfur. The excess sulfur was then burned, yielding SO₂ gas. The mass of the copper sulfide produced was 2.748 g. (a) What is the percent composition of copper sulfide?