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Card 6
Front
How is temporary hardness removed?
Back
Card 7
Front
What is the word equation of the decomposition of calcium hydrogen carbonate?
Back
Card 8
Front
Name two ways of removing both temporary and permanent hardness.
Back
Card 9
Front
How does washing soda soften water?
Back
Card 10
Front
How do ion exchange columns work?
Back
Card 11
Front
What is clean drinking water?
Back
Card 12
Front
Explain the stages of purification of water from reservoirs. 1
Back
Card 13
Front
2
Back
Card 14
Front
3
Back
Card 15
Front
4
Back
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