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Card 6

Front

What happens to temporary hard water when it's heated?

Back

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Card 7

Front

Advantages of hard water

Back

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Card 8

Front

Disadvantages

Back

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Card 9

Front

Scum is also known as

Back

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Card 10

Front

2 methods of softening water

Back

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Card 11

Front

Ion exchange columns work by

Back

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Card 12

Front

Water containing Na+ ions rather than Ca2+/Mg2+ ions is better because

Back

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Card 13

Front

However you can't

Back

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Card 14

Front

Adding washing soda

Back

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Card 15

Front

The issue with this is..... so...

Back

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