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Card 16
Front
How can you remover hard water by putting it through an ion exchange column?
Back
Card 17
Front
What is hard water caused by?
Back
Card 18
Front
Why are Ca 2+ ions good?
Back
Card 19
Front
If a product has scale, why will it take longer to boil?
Back
Card 20
Front
What causes temporary hardness?
Back
Card 21
Front
What causes permanent hardness?
Back
Card 22
Front
What happens when hard water is heated?
Back
Card 23
Front
How can temporary hardness be removed?
Back
Card 24
Front
What can soften both types of hardness?
Back
Card 25
Front
Why are group 1 called the alkali metals?
Back
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