Which is an example of an exothermic reaction? A. the rusting of iron
B. dissolving ammonium chloride in water C. photosynthesis
D. baking bread

In which phase(s) do the molecules take the shape of the container?

What is the correct lewis dot structure for arsenic?

An electron moved from a lower energy level to a higher energy level. what most likely happened during the transition? a random amount of light was released. a fixed amount of energy was absorbed. a fixed amount of energy was released. a random amount of light was absorbed.