(4) Natural Sciences A continuation of CHEM& 142. Acids and bases, acid-base and solubility equilibria, electrochemistry, kinetics. Prerequisite: Appropriate placement or grade of 2.0 or higher in ENGL 101. MATH& 141 with a 2.0 or higher. CHEM& 142 with a 2.0 or higher. Concurrent enrollment in CHEM& 153 or completed CHEM& 153 with a 2.0 or higher.