Salts and minerals that can conduct electrical impulses in the body. Common human electrolytes are sodium chloride, potassium, calcium, and sodium bicarbonate.
Louisville Population 2017. Lousiville's estimated 2016 population is around 620,000. The most recent census estimates released put the population at 615,366 in 2015, up from 596,823 in 2010. Louisville is the largest city in Kentucky and the 27th most populous city in the United States.
Along the Kentucky River lies the stateâs capital of Frankfort, one of the smallest state capitals in the United States at just under 30,000 people. Major cities in the state include Louisville in the north and Lexington in the southeast. The stateâs third largest city, Bowling Green, lies to the south.