(1) Natural Sciences A continuation of CHEM& 152. Acids and bases, acid-base and solubility equilibria, entropy and free energy, electrochemistry. Prerequisite: Appropriate placement or grade of 2.0 or higher in ENGL 101. MATH& 141 with a 2.0 or higher. CHEM& 152 with a 2.0 or higher. Concurrent enrollment in CHEM& 143 or completed CHEM& 143 with a 2.0 or higher.