Question
What fraction of the volume of a piece of quartz $\left(\rho=2.65 \mathrm{~g} / \mathrm{cm}^{3}\right)$ will be submerged when it is floating in a container of mercury $(\rho$ $\left.=13.6 \mathrm{~g} / \mathrm{cm}^{3}\right) ?$
Step 1
The buoyant force is equal to the weight of the mercury displaced by the quartz. Mathematically, this can be expressed as: Buoyant force = (Volume of quartz submerged) × (Density of mercury) × g where g is the acceleration due to gravity. Show more…
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What fraction of the volume of a piece of quartz $\left(\rho=2.65 \mathrm{~g} / \mathrm{cm}^{3}\right)$ will be submerged when it is floating in a container of mercury ( $\rho=13.6 \mathrm{~g} / \mathrm{cm}^{3}$ )
Density is the ratio of mass to volume. Mercury has a density of $1.36 \times 10^{4} \mathrm{kg} / \mathrm{m}^{3} .$ What is the density of mercury in units of $\mathrm{g} / \mathrm{cm}^{3} ?$
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