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Chemistry, 26.08.2021 16:00 katii54feliz

Saltpetre (potassium nitrate) is used as a fertiliser. It occurs naturally, mixed with soil, in many countries. Potassium nitrate is very soluble in hot water, but not very soluble in cold water. How can we obtain pure potassium nitrate that is free of soil?

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Saltpetre (potassium nitrate) is used as a fertiliser. It occurs naturally, mixed with soil, in many...

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