It is the most abundant cation in intercellur fluids of human cells and, together with sodium, it regulates nerve impulses and keeps bodily water levels constant.
The seventh most abundant metal in Earth's crust, this element also composes .34 percent of the mass of the human body. It is the most abundant cation in intercellur fluids of human cells and, together with sodium, it regulates nerve impulses and keeps bodily water levels constant. It is used in glass manufacture when it is combined with carbonate to form potash, and when combined with nitrate it makes saltpeter. FTP identify this alkali earth metal with atomic number 19 and symbol K.
The seventh most abundant metal in Earth's crust, this element also composes .34 percent of the mass of the human body.
{Potassium}.