Chemistry words involving ocean
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What to use to test the presence of water in a sample? | Anhydrous Copper (II) sulphate
Dry cobalt chloride paper
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| Seawater -> (electrolysis) | hydrogen gas+ chlorine gas+ sodium hydroxide solution
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| How can hydrogen be used? | To make margarine
rocket fuel
ammonia, fertilizers
hydrochloric acid
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| How can chlorine be used? | water sanitation
bleach
make plastics (Eg, PVC), solvents, pesticides
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| How can sodium hydroxide be used? | aluminum extraction, make soup, treatment of acidic/heavy metal effluents from factories, paper industry
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| Distillation | boiling of a solution followed by condensation of the vapour formed
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