What is one way the concept of stability is seen in chemistry? A. All atoms have similar properties.
B. Atoms with full octets form stable elements.
C. Our understanding of the atom is no longer changing.
D. Energy within the atom never changes.

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.