What is the approximate longitude of the most easterly boundary of the united states

The most eastern point in the United States of America is in Alaska at 165 degrees east. This is because there are Alaskan territories that are so far westward that they enter the Eastern part of the world and therefore make Alaska both the most western territory and the most eastern territory at the same time.

Answerdistinguish between the mercalli scale and the richter scale;

Answer mauritania is in the northwestern part of african, meaning its in the western hemisphere, and how do i know/ the map showed me so; ///: )