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Chemistry, 24.11.2021 17:10 niele123

According to the Characteristics of Stars graph in the reference tables, which of the following stars is about 100 times brighter that the sun but has a surafce temperture abot 2,000 k cooler that the sun? 1.Alpha Centauri
2.Aldebaran
3.Sirius
4.Barnard's Star

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