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1.6 Portable Water From Freshwater (GCSE Chemistry)
The following is a GCSE Chemistry test covering '1.6 Portable Water From Freshwater'Incorrect: 0
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Question 1
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Which process is employed by countries having coastlines but limited freshwater sources?
Why is saltwater not potable?
Which one is commonly used to sterilise drinking water besides chlorine?
Freshwater from rivers and groundwater often needs treatment because:
Why might some countries avoid reverse osmosis?
Reverse osmosis involves:
What is the main disadvantage of desalination processes?
Desalinated seawater is usually:
Which is the most common source of freshwater?
Sterilisation in potable water production usually involves:
During filtration, gravel and sand remove:
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