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10^Pr = 5040 find out r.

Permutation relates to the act of arranging all the members of a set into some sequence or order. In other words, if the set is already ordered,... View Article

Copper Matte Contains

(A) Cu2O,Cu2S (B) Cu2O,FeS (C) Cu2S,FeS (D) Cu2S,FeO Correct Answer: Option (C) Cu2S,FeS Copper matte contains copper sulphide (Cu2S) and... View Article