(a) Lactic acid has a pKa of 3.9. What is the [lactate]/[lactic acid] ratio at the pH of blood (7.4)? (b) A 0.1 M solution of lactic acid in water has a pH of 2.5. What is the [lactate]/ [lactic acid] ratio in this solution?
General Chemistry 111 Basics of Matter- Chapters 1.1-1.3 • Matter- has mass and occupies space • Comprised of atoms (all matter), molecules (2+ atoms) … Physical States of Matter State of matter Definite Volume Definite Shape Macro. Molecular Gas (g) y Liquid (l) Increasing Energ Solid (s) Phase Transitions: g Condensation