8. A sample of black ink is made up of three pure dyes, A, B and C. Given that
A is the least soluble in ethanol and B is the most soluble. Show a
chromatogram that can be used to prove that the sample of black ink actually
contains the mentioned dyes.

In the millikan oil drop experiment they determined that every drop had a charge which was a while number multiple of -1.60x10^-19. if a drop has a total charge of -9.60x10^-19 then how many excess electrons are contained within the drop?

Chlorophyll a had the molecular formula c55h72mgn4o5 how many atoms are in this molecule

The data below were determined for the reaction shown below. s2o82– + 3i – (aq) → 2so42– + i3– expt. # [s2o82–] (m) [i –] (m) initial rate 1 0.038 0.060 1.4 × 10 – 5 m/s 2 0.076 0.060 2.8 × 10 – 5 m/s 3 0.076 0.030 1.4 × 10 – 5 m/s the rate law for this reaction must be: