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Card 6

Front

What are tow fixed points?

Back

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Card 7

Front

What can be said about the melting and boiling points of mixtures and why is this?

Back

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Card 8

Front

How can the difference between a pure and impure substance be found?

Back

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Card 9

Front

What do impurities do to the meting and boiling points of substances?

Back

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Card 10

Front

What is a formulation?

Back

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Card 11

Front

In a formulation, why will each element have been chosen?

Back

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Card 12

Front

Why are the chemicals of a formulation mixed in set proportions?

Back

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Card 13

Front

Give eight examples of formulations?

Back

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Card 14

Front

What three things does paint contain and why?

Back

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Card 15

Front

What is the mobile phase of paper chromotography?

Back

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