Which statement is true of electrolytes? the major electrolytes lost in sweat are hydrogen, potassium, and iron. electrolytes carry electrical impulses from one cell to another. electrolyte replacement during physical activity is beneficial. electrolyte concentrations decrease due to the loss of body water.

Electrolytes are certain substances found in our bodies that aid in the normal functioning of our cells. These electrolytes should always be balanced to maintain that normal functioning. Based on the statements above, the one that is true about electrolytes is the third option. Some of the electrolytes are loss during activities and therefore should be replaced. That is why there are energy or electrolyte drinks available in the market.