A compound contains atoms of two or more elements which are chemically combined into fixed proportions
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What is a reactant ?
The substances that react in the equation
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What is a product ?
The new substance that is formed
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What are mixtures ?
Mixtures consist of two or more elements which are not chemically combined . The components of a mixture retain their own properties
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Name all of the methods of separating different mixtures
Filteration, Crystallisation , Simple distillation , fractional distilation and chromrotography
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Describe the process of Filteration
Fiteration is used to separate soluble solids from insoluble solids e.g separating salt and sand . You do this by dissolving the salt in water and filtering the mixture .
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Card 2
Front
What is a compound ?
Back
A compound contains atoms of two or more elements which are chemically combined into fixed proportions
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