18 Matter

Chapter 18: Classification of Matter

Objectives

  1. Define pure substances and mixtures.

  2. Identify elements and compounds.

  3. Compare and contrast three kinds of mixtures: solutions, colloids, and suspensions.

  4. Identify substances using physical properties.

  5. Compare and contrast physical and chemical changes.

  6. Identify chemical changes.

  7. Determine how the law of conservation of mass applies to chemical changes.

Labs

  1. Separation Techniques

  2. Separation of a Mixture

Math Skills

    1. Percentages

    2. Conservation of Mass

    3. Squares & Square Roots

    4. Negative exponents

    5. Algebraic rearrangement of equations