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Chemistry-mid yr-ch3

Chemistry words involving ocean

QuestionAnswer
What to use to test the presence of water in a sample? Anhydrous Copper (II) sulphate Dry cobalt chloride paper
Seawater -> (electrolysis) hydrogen gas+ chlorine gas+ sodium hydroxide solution
How can hydrogen be used? To make margarine rocket fuel ammonia, fertilizers hydrochloric acid
How can chlorine be used? water sanitation bleach make plastics (Eg, PVC), solvents, pesticides
How can sodium hydroxide be used? aluminum extraction, make soup, treatment of acidic/heavy metal effluents from factories, paper industry
Distillation boiling of a solution followed by condensation of the vapour formed
Created by: juliako1997