which solution is used by the goldsmithes for making gold more shinning

Asked by Raghu Rao | 31st Jul, 2011, 07:21: PM

Expert Answer:

When a gold ornament which is to be polished is dipped in a liquid called Aqua regia, the gold melts in the liquid. The outer layer of the gold melts and we can see the shiny inner layer.

Answered by  | 1st Aug, 2011, 03:58: PM

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