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Card 26

Front

What is the yield of a reaction?

Back

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Card 27

Front

What is the equation for percentage yield?

Back

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Card 28

Front

What is a food additive?

Back

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Card 29

Front

How does paper chromatography work?

Back

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Card 30

Front

How does gas chromatography work?

Back

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Card 31

Front

Why do fridges and freezers stop food going off as quickly?

Back

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Card 32

Front

If a reversible reaction is exothermic in one direction, what will it be in the opposite direction?

Back

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Card 33

Front

What type of reaction takes place in hand warmers?

Back

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Card 34

Front

What is a base?

Back

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Card 35

Front

What do acids form when we add them to water?

Back

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