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Card 6
Front
Hydrogencarbonate ions __ upon heating to product __ ions?
Back
Card 7
Front
These carbonate ions react with magnesium/calcium ions to form a __?
Back
Card 8
Front
Hard water does not form a __ with soap easily so more soap is required which is __?
Back
Card 9
Front
Temporary hard water builds up __ inside kettles and heating systems which reduces their __?
Back
Card 10
Front
Hard water can lead to __ risk of heart disease?
Back
Card 11
Front
Hard water can __ strength of bones and teeth?
Back
Card 12
Front
Sodium carbonate reacts with the magnesium and calcium ions to form __ which are __?
Back
Card 13
Front
Commercial water softener a contain an __?
Back
Card 14
Front
The column supplies __ or __ ions?
Back
Card 15
Front
These ions __ the calcium or magnesium ions in the water?
Back
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