The pk, values for sulfurous acid (h2so3) are: p 1 = 1.92. pk, = 7.18. which species are following ph values? (more than one answer may be possible chow your work to answer pro2 7.18. which species are present at each of the a. ph = 10.45 b. ph = 4.50 c. ph = 2.00 d. ph = 7.00

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.

What substance has a mass of 9.5g and volume of 2.1cm^3

Is 9 correct? and can someone me with 10? it’s due tomorrow, you