1. Combine iron and copper (II) sulfate solution. (Hint: Iron will form the iron (III) ion) Fe + CuSO4 →

An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.

Word equation for k(s)+h2o(l) yield koh(aq) + h2(g)

What is the most common form of matter in the universe