With increase in impurities in metals, their corrosion resistances____

1.	With increase in impurities in metals, their corrosion resistances____________________?
A.	Increase
B.	Decrease
C.	Remain same
D.	May increase or decrease; depending on the type of metal
Answer» C. Remain same

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With increase in impurities in metals, their corrosion resistances____________________?

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