More cards in this set

Card 6

Front

This means that.....

Back

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Card 7

Front

What might some hard water produce when heated?

Back

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Card 8

Front

When the process of heating softens the hard water, the water had......

Back

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Card 9

Front

Why is the temporary hard water able to be softened when heated?

Back

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Card 10

Front

What is removing the hardness of water called?

Back

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Card 11

Front

How can permanent hard water be removed by the.....

Back

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