Limes and lemons have a ph of 2 and are acidic basic bases hydroxides

In this synthesis reaction what products will form

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.

How does the kinetic energy of a substance's particle in the solid phase compare to their kinetic enegy in the liquid phase?