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Card 6

Front

What kind of ions are found in hard water that make it hard?

Back

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Card 7

Front

How does hard water become hard?

Back

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Card 8

Front

True or false, hard water is said to reduce tooth decay when drank?

Back

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Card 9

Front

What ion causes temporary hard water?

Back

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Card 10

Front

What causes permanent hard water to be permanent?

Back

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Card 11

Front

How is temporary hardness removed from water?

Back

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Card 12

Front

What happens when sodium carbonate is added to any kind of hard water?

Back

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Card 13

Front

How do ion exchange columns work?

Back

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Card 14

Front

Explain the brief steps in the titration of water samples to compare their hardness?

Back

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Card 15

Front

What would happen if the samples of water for titration were boiled?

Back

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