Chapter 5 Lesson 1 – 4 Standards: S5P2a (demonstrate/investigate physical change) b (recognize change in matter) C (investigate matter during chemical.
Nature of Chemical Reactions. Chapter 5 Chemical Reactions Chapter Preview: 5.1 The Nature of Chemical Reactions Chemical Reactions Change Substances.
Matter anything that has mass and volume Mass – quantity of matter that a substance or object contains. More matter, more mass. Volume – amount of space.
