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Reported Question / Answer
Q.) The type of metallurgy that uses an aqueous solution to extract the metals from their ores is called _________.
1)
pyrometallurgy
2)
extractive metallurgy
3)
hydrometallurgy
4)
electrometallurgy
5)
NULL
Answer :
3
Thank you for reporting wrong Question / Answer / Options
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Message / Correct Answer / Suggestion
Human Verification : Answer 2 + 3 = ?
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