Answer:
Relative density refers to the ratio of density of substance to the density of reference material.
[tex]relative \: density = \frac{density \: of \: material}{density \: of \: water} \\ \\ density \: of \: gold = {relative \: density} \times density \: of \: water \\ \\ = > 19.3 \times 1000 \: kg \: m {}^{ - 3} \\ \\ = > 19.3 \times 10 {}^{3} kg \: m {}^{ - 3} [/tex]
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