Dinitrogen pentoxide is a white solid. When heated
it
decomposes to produce
nitrogen dioxide and
oxygen.
N2O5→ NO2 O2
How many grams of
oxygen gas will be
produced in this reaction
when 2.34 g of NO2 are
made?

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.