does anyone have chemistry on edge? i really need the answers to the analyzing chemical reactions project!! i’ll give brainliest.

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.

If an atom has 12 protons and 13 neutrons

Is it safe to take 450mg of diphenhydramine hydrochloride?