Answer:
Electron orbitals are energy levels or shells that an electron inhabits in an atom or a molecule. The number of orbitals in an atom depends on the number of protons in its nucleus. The electrons fill the orbitals from lowest to highest energy. The arrangement of electrons in the orbitals determines the behavior and properties of the atoms and molecules.
To neutralize gastric juices in your stomach antacids contain basic chemicals. The acid in your stomach has a lower pH value. To neutralize this and reach a pH of 7, the antacid must contain a base.
6 ... A
9 ... A
10 ... ok
12 ... A
23 ... ok
24 ... A
1. Domain, kingdom, phylum, class, order, family, genus, species, and subspecies.
2. If a variety of the species with a certain gene is vulnerable to a specific disease, predator, or environmental development, other members of the species with variants of the gene may be better equipped to handle the problem, and the species won't die out, just a portion of the disadvantaged.