Question

why are sulphate ore concentrated by a froth floatation method.​

Answer 1

Explanation:

Only sulphide ores are concentrated by froth flotation process because pine oil selectively wets the sulphide ore and hence brings it to the froth. The sulphide ores preferably wetted by the oil and the gangue with the water

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Answer 2

Answer:

yes he is a answer is right