Complete the Preparation page before laboratory.
Calcium is always present in extracellular fluids at a fairly high concentration.
Consequently, once kidney stones form, they will not readily redissolve. The substance donating the hydrogen ion is called an acid , and the substance accepting it is called a base . Some other examples of acid-base reactions are given in Table 1. Lewis acid base reactions involve the donation of an electron pair from one species to another. The union of acid and base is called the adduct.