Suggest whether potassium metal can be used to react with an acid to prepare a soluble salt. Explain your answer.

Identify the balanced chemical equation that represents a decomposition reaction. p4 + 3o2 ⟶ p2o3 2fe(oh)3 ⟶ 2feo3 + h2o cuso4 ⟶ cuo + 2so3 2fe(oh)3 ⟶ fe2o3 + 3h2o

Describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? )

12. calculate the hydroxide ion concentration of a solution with ph = 3.25. show all calculations leading to an answer