Matter and Change

Judith S. de Nuño
http:/www.jdenuno.com

jdenuno@mhs-la.org

Science at Marymount

Office Hours
Daily at Lunch in the Science Patio

Cyber Office Hours
AIM: teachsci23

Chapter 2 Objectives

  • identify the characteristics of matter and substances
  • differentiate among the 3 states of matter
  • define physical property and list several common physical properties of substances
  • categorize a sample of matter as a substance or a mixture
  • distinguish between homogeneous and heterogeneous samples of matter
  • explain the difference between an element and a compound
  • identify the chemical symbols of elements and name common elements given their symbols
  • differentiate between physical and chemical changes in matter
  • apply the law of conservation of mass

Chapter 2 Outline Framework: Use Concept Summary Page 46 as an aid

  • Matter
    • Properties of Matter
    • Sources of Matter
    • Physical Changes
  • Mixtures
    • Classifying Mixtures
    • Separating Mixtures
  • Elements and Compounds
    • Distinguishing Elements and Compounds
    • Symbols and Formulas
  • Chemical Reactions
    • Changing Reactants to Products
    • Conservation of Mass

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Chapter 2 Terms:

  • chemical property
  • chemical reaction
  • chemical symbol
  • compound
  • distillation
  • element
  • gas
  • heterogeneous mixture
  • homogeneous mixture
  • law of conservation of mass
  • liquid
  • mass
  • matter
  • mixture
  • phase
  • physical change
  • physical property
  • product
  • reactant
  • solid
  • solution
  • substance
  • vapor

Chapter 2 Questions and Problems

  • Answer in complete sentences.....letter answers are insufficient
  • Show all work for problems
  • No Units= No Credit
  • 2~9, 13,15~19a,b), 20~21, 23~26, 30, 32~36, 39~43, 47, 53
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Chapter WebLinks

Interactive Periodic Tables

 


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