In a healthy person, which of the following components are completely absorbed by the PCT?

PCT reabsorb 65% of the filtered water, Na+, and K+; 100% of most filtered organic solutes such as glucose and amino acids; 50% of the filtered Cl−; 80–90%of the filtered HCO3 −; 50% of the filtered urea; and a variable amount of the filtered Ca2+, Mg2+, and HPO4 2− (phosphate).