The Three Classes of Magnets Are Natural, Artificial, and Electromagnets

question 15

True/False

The three classes of magnets are natural, artificial, and electromagnets.

---

Definitions:

pH

A scale used to specify the acidity or basicity of an aqueous solution, where 7 is neutral, below 7 is acidic, and above 7 is basic.

L-Valine

An essential amino acid used in the biosynthesis of proteins, distinguished by its branched-chain structure.

pH

A numerical scale used to specify the acidity or alkalinity of an aqueous solution, ranging from 0 (very acidic) to 14 (very basic).

Fischer Projection

A two-dimensional representation of a three-dimensional organic molecule by projection onto a plane, used to depict configurations around chiral centers.