More cards in this set

Card 16

Front

waht happens when hard water is passed through the ion exchange column?

Back

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Card 17

Front

What is the problem with ion excahneg columns?

Back

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Card 18

Front

What is the first stage of cleanig water?

Back

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Card 19

Front

What is the second stage of cleaning water?

Back

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Card 20

Front

What is the third stage of cleaning water?

Back

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Card 21

Front

what is the fourth stage of cleanign water?

Back

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Card 22

Front

what is the fifth and final stage of cleaning the watyer?

Back

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Card 23

Front

Why do some people argue flourine should be added to water?

Back

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Card 24

Front

Why do some people argue flourine shouldnt be added to water?

Back

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