Answers

2016-03-17T16:03:55+05:30
It means that If we take 1cm * 1 cm * 1cm the weight = 19.3 g
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2016-03-17T18:32:18+05:30
Relative density is the ratio of density of a substance to the density of a standard(usually water).

So this means gold is 19.3 times denser than water (or standard assumed)
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