A) The pure ore is lighter than water containing additives like pine oil, cresylic acid etc.
B) The pure ore is soluble in water containing additives like pine oil, cresylic acid etc.
C) The impurities are soluble in water containing additives like pine oil, cresylic acid etc.
D) The pure ore is not as easily wetted by water as by pine oil, cresylic acid etc
Correct Answer: D
Solution :
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