An acid-base indicator is a substance that changes color as the pH of the solution changes. Indicators work because they are weak acids which when in solution, exist in equilibrium with their ...

CARBON dioxide retention resulting in an elevation of carbon dioxide tension of body fluids occurs commonly in chronic obstructive pulmonary disease. The hydration of carbon dioxide to carbonic acid ...

Internal acid–base homeostasis is fundamental for maintaining life. Accurate and timely interpretation of an acid–base disorder can be lifesaving, but the establishment of a correct diagnosis may be ...