21-06-2017
Chemistry

contestada

Which of the following best describes the process of electroplating?
A.) the application of a direct current to give an expensive metal the appearance and chemical resistance of a strong, cheap metal
B.) the application of a direct current to give a strong, cheap metal the appearance and chemical resistance of a more expensive metal
C.) the application of an alternating current to give an expensive metal the appearance and chemical resistance of a strong, cheap metal
D.) the application of an alternating current to give a strong, cheap metal the appearance and chemical resistance of a more expensive metal

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Аноним Аноним

04-07-2017

I think the correct answer would be B. The process of electroplating uses a direct current in order to give a cheap metal the apperance and resistance of a more expensive metal by coating it with a certain metal. The current reduces the dissolved metal ions to form a thin coating on a surface.

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