Answers

2016-03-20T12:33:16+05:30
Relative density = density of substance/ density of water 
19.3 = density of gold/ x
density of gold = 19.3x
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2016-03-20T12:57:12+05:30
Relative density = density of substance÷ density of water
r. d = 19.3 = x÷ density of gold so density of gold = 19.3 x
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