Formulae and equations

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  • Created by: emews
  • Created on: 11-11-17 09:38
True or false? Mass is never lost or gained in chemical reactions.
TRUE!
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Total of mass =
Total mass of reactants.
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What are the reactants and products of this equation: copper + oxygen ---> copper oxide
Copper and oxygen are the reactants and copper oxide is the product.
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What does the chemical formula of a compound show?
The chemical formula shows how many of each type of atom join together to make the units which make up the compound.
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How is the emprirical formulae found in an experiment?
It is determined using data from experiments.
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Other cards in this set

Card 2

Front

Total of mass =

Back

Total mass of reactants.

Card 3

Front

What are the reactants and products of this equation: copper + oxygen ---> copper oxide

Back

Preview of the front of card 3

Card 4

Front

What does the chemical formula of a compound show?

Back

Preview of the front of card 4

Card 5

Front

How is the emprirical formulae found in an experiment?

Back

Preview of the front of card 5

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