What is a net ionic equation? A. An equation showing only what is involved in the reaction
B. An equation that is balanced on both sides
C. An equation that shows all dissolved compounds as ions
O D. An equation that shows all substances as compounds

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.