A red star is 55 solar radii and a white star is 52 solar radii. Which star will 1 appear brighter in the night sky?

1. Red star

2. White star

Will mark b if correct! :).

What do the atoms of elements in the same group have in common? a. they have the same atomic numbers. b. they have the same average atomic masses. c. they have the same number of electron shells. d. they have the same number of electrons in their outermost shells.