Sebastian et al. studied the effect of potassium supplementation (6,084 mg (156 mmol)/day as potassium bicarbonate and potassium chloride for 8 days each) in six healthy males (25â40 years) on a fixed diet (3,220 mg (140 mmol) sodium, 2,024 mg (52 mmol) potassium, 361 mg (9 mmol) calcium, 836 mg (27 mmol) phosphorus per 70-kg body weight).
The United States is a federal constitutional republic, in which the President of the United States (the head of state and head of government), Congress, and judiciary share powers reserved to the national government, and the federal government shares sovereignty with the state governments.he United States is a federal constitutional republic, in which the President of the United States (the head of state and head of government), Congress, and judiciary share powers reserved to the national government, and the federal government shares sovereignty with the state governments.
Federal government of the United States. The Federal Government of the United States is the national government of the United States, a republic in North America, composed of 50 states, one district, Washington, D.C. (the nation's capital), and several territories.