In what part of the united states are the appalachian mountains located?

The Appalachian mountains are actually located in the "regions in the central and southern Appalachian Mountains." Many states are covered by the Appalachian Mountains these states include: Kentucky, Tennessee, Virginia, Maryland, West Virginia, etc...

Hope this helps!

The 'Appalachian mountains' are located in the 'eastern part' of US.

Explanation:

The Appalachians is a 480 million years old gigantic system of mountains laying along a substantial portion of eastern North America. They run over a length of about 1500 miles and are at most 300 miles wide. The states covered by this system of mountains consist of Kentucky, Tennessee, Virginia, Maryland, West Virginia, North Carolina, Alabama, Georgia, South Carolina, Pennsylvania, Ohio, and New York. Towards its southern tip, the Appalachians are seen bending into the interiors of the continent.

Sequoia national park  /  inyo national forest, california, u.s. mount whitney is the tallest mountain in california, as well as the highest summit in the contiguous united states and thesierra nevada—with an elevation of 14,505 feet (4,421 m).