Answer:
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Answer:
100,000 times
Explanation:
Luminosity is the measure of brightness of a star. It is measured by examining the radiant energy emitted by the stars per second. Rigel's radius is about 80 times that of the Sun's radius. Therefore, its luminosity is about 100,000 times the sun’s luminosity.
answer:
MAXIMUM SPEED
explanation:
IM SURE THAT IS THE ANSWER
Atomic mass= number of protons + number of neutrons

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