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In previous lessons we discussed the changes of state with particles. In this lesson we learn about the expansion and contraction of materials and the pressure of gas.
Up Next in Term 2
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Chemical reactions
We have looked at the physical changes that take place in matter when they are heated and cooled. In this lesson we look at what happens during chemical reactions that take place in substances.
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Decomposition of copper chloride
Using your knowledge on how chemical reactions take place we shift to the decompositional reactions using electric current to decompose copper chloride into simpler simpler substances.
