What is the seaport city in the country of spain?
1 answer:
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Answer: about half the mass and a million times higher density.
The closest answer is B
Explanation:
A white dwarf is what remains of a star after it uses up its nuclear fuel. Before a white dwarf is formed, it discards the external layer and retains its hot center. This center can be as hot as a hundred thousand Kelvin which then takes tens of millions of years to cool down. White dwarfs are very dense, an Earth-sized white dwarf has a density of a billion kg/. In comparison to the sun, it is about half the mass and a million times denser.