Classify the following reaction below: *
1 point
2 HgO → 2 Hg + O2

The name of the ion, s2-, is: sulfurous ion sulfide ion sulfur ion sulfate ion

What is the molarity of 60.0 grams of naoh dissolved in 750 milliliters of water? a) 1.1 m b) 2.0 m c) 12 m d) 75 m

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.