1. chlorination does what ?
- purifies the water
- kills bacteria
- chlorifies the water
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Other questions in this quiz
2. Li looses an electron, what is its charge ?
- Li +1
3. AlkEne's cannot be burnt easily and have to be broken down, what is this process called ?
4. when lithium is burn it produces a __________ flame.
5. when potassium is burnt it produces a ________ flame.