Find the Average Density of a Red Giant Star with a Mass

question 22

Multiple Choice

Find the average density of a red giant star with a mass of 20 * 1030 kg (approximately 10 solar masses) and a radius of 150 *109 m (equal to the Earth's distance from the sun) .

• A)1.41 * 10-4 kg/m3
• B)0.007 kg/m3
• C)1.41 kg/m3
• D)710 kg/m3
• E)1.41 *10-3 kg/m3

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Definitions:

Biodiesel

A renewable, biodegradable fuel made from vegetable oils or animal fats through a process called transesterification.

Trans Double Bond

A type of double bond where the substituents are on opposite sides, resulting in a more linear and less polar structure compared to cis double bonds.

Melting Point

The temperature at which a solid substance transitions to a liquid state, indicative of purity for pure substances.

Molecular Weights

A measure of the total mass of atoms in a molecule, calculated as the sum of the atomic masses of all atoms in the molecule.