Gold, which has a density of 19.32 g/cm3, is the most ductile metal and a thin leaf or drawn out into a long fiber

ductile-metal

#1

Gold, which has a density of 19.32 g/cm3, is the most ductile metal and can be pressed into a thin leaf or drawn out into a long fiber. If a sample of gold with a mass of 1.83 g, is pressed into a leaf of 7.79 μm thickness, what is the area (in m2) of the leaf?
The answer is 0.0122. Please show me how you get this answer.

Answer:

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