Brass is a solution of molten copper in (a) solid zinc (b) molten zinc (c) gaseous zinc (d) molten tin
Answer: (b) molten zinc Brass is a solution of molten copper in molten zinc.
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During the electrolysis of molten sodium chloride, the time required to produce 0.10 mol of chlorine gas using a current of 3 amperes is: (a) 220 minutes (b) 330 minutes (c) 55 minutes (d) 110 minutes
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