Ch 25: Mass Relationships for Molecules & Compounds
About This Chapter
Mass Relationships for Molecules & Compounds - Chapter Summary
This chapter offers an engaging examination of mass relationships for molecules and compounds. Explore important definitions and formulas, and feel confident in your ability to perform calculations by exploring entertaining lessons. If you need help understanding concepts covered in this chapter, feel free to submit your questions to our subject-matter experts. Check your knowledge of the lessons by taking short quizzes and a broader exam. After completing this chapter, you will be ready to do the following:
- Define and share examples of atomic mass
- Describe Avogadro's number and how to use the mole to count atoms
- Share the definition of and calculate molecular mass
- Determine empirical formulas and calculate percentage composition
1. What is Atomic Mass? - Definition & Examples
Atomic mass is a characteristic of an atom that is a measure of its size. It is plays a major role in the chemical properties of elements. This article discusses atomic mass and how it is calculated.
2. Molecular Mass: Definition, Formula & Calculation
This lesson introduces the definitions of molecular mass and molar mass. Using information from the periodic table, you'll learn how to use the definitions to calculate either quantity.
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Other Chapters
Other chapters within the High School Chemistry: Help and Review course
- Introduction to Chemistry: Help and Review
- Measurement and Problem Solving: Help and Review
- Experimental Laboratory Chemistry: Help and Review
- What Is Matter? - Help and Review
- Understanding Atomic Structure: Help and Review
- The Periodic Table of Elements: Help and Review
- The Representative Elements of the Periodic Table: Help and Review
- Nuclear Chemistry & Radioactive Decay: Help and Review
- Bonding: Help and Review
- Phase Changes for Liquids and Solids: Help and Review
- Gases in Chemistry: Help and Review
- Solutions in Chemistry: Help and Review
- Stoichiometry and Chemical Equations: Help and Review
- Acids, Bases, and Reactions: Help and Review
- Equilibrium in Chemistry: Help and Review
- Chemistry Kinetics: Help and Review
- Thermodynamics in Chemistry: Help and Review
- Organic Chemistry Basics: Help and Review
- Chemistry of DNA and RNA: Help and Review
- Chemistry of DNA Replication: Help and Review
- Overview of Chemistry & Matter
- Intro to Scientific Measurement
- Basics of Atoms, Elements & the Periodic Table
- Building Chemical Compounds
- Chemical Reactions & Quantities
- Chemical Reactions in Solutions
- Properties of Aqueous Solutions
- Energy & Thermochemistry
- Electronic Structure of Atoms
- Intro to Chemical Bonding
- Nuclear Reactions in Chemistry
- Intermolecular Forces, Liquids & Solids
- Physical Properties of Solutions
- Chemical Reactions, Rate Laws & Constants
- Principles of Chemical Equilibrium
- Acids, Bases, Water & Salts
- Solubility Equilibria
- Spontaneity of Reactions
- Electrochemistry, Voltaic Cells & Thermodynamics
