Respuesta :

The density of gold is 19.38 g/cm³.

We need to know about the density to solve this problem. Density is a unit that measures how dense an object is. Density can be measured by dividing mass by volume. It can be written as

ρ = m / V

where ρ is density, m is mass and V is volume

From the question above, we know that

m = 15.7 grams

V = 0.81 cm³

By substituting the following parameters, we can calculate the density

ρ = m / V

ρ = 15.7 / 0.81

ρ = 19.38 g/cm³

Hence, the density of gold is 19.38 g/cm³.

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