Use each expression for the equilibrium constant to write a chemical equation. a. K = [A2]
[A]2

b. K =
[AB3]2
[A2][B2]3

18. use the activity series to predict whether the following synthesis reaction will occur. write the chemical equations for the reaction if it's predicted to occur. (s) + o2(g) -> *note: it is possible.*

What are transitions between a liquid and a solid called? identify which way they are transitioning

What is the lowest number energy level where a d sublevel is found