Choose all of the answers that are correct when describing this atom.

this atom is chlorine.
this atom is bromine.
the mass of this atom is 52 amu.
this atom has an overall charge of 0.
the mass of this atom is 69 amu.

choose all that apply

Look at the spectrums of a star moving towards earth and a motionless star. which of these is a correct inference that can be draw from the observation of the two spectrums? (2 points) the spectrum of a motionless star is difficult to be viewed separately using oridinary telescopes. the spectrum of a motionless star is identical to the spectrum of a star which moves towards earth. the spectrum of a star shifts towards the red region when the star moves towards earth. the spectrum of a star shifts towards the blue region when the star moves towards earth.