ocr Archives -
Chlorine and Water Treatment – AS Chemistry
What has been the impact of chlorine being used in water treatment?
GCSE Chemistry – Waste Water #57
In today’s video we’ll cover: – What waste water is – The different sources of waste water – How we can treat waste water
Water Purification & Testing – GCSE Science Required Practical (Triple)
Mrs Peers-Dent shows you how to test water for sodium and chloride ions before and after distilling. —————————– 00:00 Flame test for metal ions […]
GCSE Chemistry – Potable Water #56
In today’s vid, you’ll learn: – What potable water is – How we can get it by treating fresh water sources – How we […]