Chemical Transformations · Chemical Science

The Law of Conservation

Using symbolic equations to demonstrate that matter is neither created nor destroyed in reactions.

Key Questions

  1. 1Where does the mass go when a log burns into a small pile of ash?
  2. 2How do we know that atoms are just rearranging rather than disappearing?
  3. 3What causes a chemical equation to be 'unbalanced' in nature?

ACARA Content Descriptions

AC9S9U06AC9S9U07
Year: Year 9
Subject: Science
Unit: Chemical Transformations
Period: Chemical Science

Suggested Methodologies

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