This is an Equilibria Test and Quiz Package for grade 12 Chemistry. It includes 15 tests, 8 quizzes and is 94 pages long. The topics covered in these assessments are calculating pH, pOH, H+ concentration, OH- concentration, Keq, Ka, Kb, Ksp, chemical equilibria, solubility equilibria, the equilibrium constant, equilibrium concentrations and percent dissociation. It also includes the theory about equilibria, acids, bases, the types of equilibria, buffers, conjugate acid-base pairs, acidic salts,