. 1. Describe what happened to each marker line. Draw each filter strip.
2. Were any of the markers pure colors? If so, which ones?
3. How do you think the experiment could be changed to separate non-washable markers?

This is for a chromatography
Please help me. Will give

About 8 gallons of fuel will be used. (8.08)

(no3)⁻n has oxidation number x,o has oxidation number -2.(x*1 -2*3) charge of the nitrate ion, and we know that charge of the nitrate ion =-1.so,(x*1 -2*3) =-1x-6=-1x=+5answer a. +5.

It is a ok  i know i have a brain functioning well.