Rabies is a very serious viral infection that targets the brain and nervous system. You can catch rabies if you are bitten by an infected animal and haven't been vaccinated. It's almost always fatal once symptoms develop, but can be prevented if treatment is given promptly after exposure.
Acids Bases and pH Scale. I. Acids *Acids are ionic compounds (a compound with a positive or negative charge) that break apart in water to form a hydrogen ion (H +). *The strength of an acid is based on the concentration of H + ions in the solution. The more H+ the stronger the acid.
Base Definition: A base is a chemical species that donates electrons or hydroxide ions or that accepts protons.Types of Bases: Arrhenius base, Bronsted-Lowry base, Lewis base. By Anne Marie Helmenstine, Ph.D. Return to the Chemistry Glossary Index.ase Definition: A base is a chemical species that donates electrons or hydroxide ions or that accepts protons.