What is the net ionic equation for bel2(aq) + pbso4(aq) = baso4(aq) + pbl2(s)?

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.

Define a is a tiny pavket of energy

How many moles are contained in 5.6 l of h2 at stp