Question

fill it and answers the bottom once 1&2 Question .​

Answer 1

pine oil is used as a frother in mineral extraction from ores. For example, in copper extraction pine oil is used to condition copper sulfide ores for froth flotation.

Ores are solid material from which a pure metal can be obtained. The process of removal of unwanted material from the ore is known as concentration or dressing or benefaction of ores. ... The only useful material is ore. Gangue is removed from the mineral for the extraction of the ore.

megnatic sepration, froth flotation sepration