A. 1/2
Explanation- There is a 5/10 chance of choosing on of the numbers which simplifies to 1/2
Explanation:
fractional distillation method is used to obtain petrol from petroleum...
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Explanation:
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Answer:
By giving electricity to copper compound solution.
Explanation:
Electrolysis is one of the major way of refined copper. The copper containing solution has two electrodes.i) positive electrodes called anode. ii) negative electrodes called cathode. When electricity is pass into the copper containing solution electrolysis process is starts and impure copper is formed in anode and pure copper is formed in cathode.
So, We can get pure copper in cathode through electrolysis.
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