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Reactants and products

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Harvey Buckle

on 25 September 2017

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Transcript of Reactants and products

Reactants and products
When we do a chemical reaction to make something new, we use REACTANTS to start with. Reactants are on the left hand side of an equation
When we do a chemical reaction to make something new, we make PRODUCTS in the end. Products are on the right hand side of an equation

Law of constant composition

The law of constant composition is a chemistry law which states samples of a pure compound always contain the same elements in the same mass proportion. This law, together with the law of multiple proportions, is the basis for stoichiometry in chemistry.

Go to page 255. Answer questions 1 & 2 on the 'Chemistry of eating'
To know the difference between reactants and products
To know the laws of conservation of mass and constant proportions
To apply thses laws to an actual reaction
Reactants and products
Aim and starter
25th September 2017
The law of conservation of mass
Watch Mr Harvey
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