During a chromatography experiment, a student calculated two Rf Values. They are: A: 0.62and B: 0.30. The solvent front for the original chromatogram was 12.0 cm. If A and B were run on a second chromatogram and the solvent front was 25.0 cm, how far apart would A be from B

If i can still dissolve more sugar into the solution at a certain temperature what would i call that solution

The number at the end of an isotope’s name is the number.

Ammonium perchlorate nh4clo4 is the solid rocket fuel used by the u.s. space shuttle. it reacts with itself to produce nitrogen gas n2 , chlorine gas cl2 , oxygen gas o2 , water h2o , and a great deal of energy. what mass of nitrogen gas is produced by the reaction of 2.1g of ammonium perchlorate?