The density of gold is 19.0 g/cm³. Find the volume of 38 g of gold.
1 point
2cm³
3cm³
0.5cm³
0.2cm³
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Volume of gold present in solution,
=DensityofgoldMassofgold=19g/cm31.9×10−4g=0.1×10−4cm3
For spherical particles of gold with a radius equal to 10nm
The volume of each particle:
34πr3=34×722×(10×10
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Answer:
volume = mass / density
= 38 g / 19 g/cm^3
= 2 cm^3
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