Monthly Archives: March 2020

Cation and Anion Difference — Cations and anions are the two types of ions. Ions have an imbalance of electrical charge, meaning they contain different numbers of protons and electrons. Cation have a positive electrical charge and have more protons than electrons. Anions have a negative electrical charge and have more electrons than protons. Neutrons […]

Cations and Anions: Definitions, Examples, and Differences

This entry was posted on March 3, 2020 by Anne Helmenstine (updated on April 13, 2024)

It’s easy to make a simple, effective homemade hand sanitizer. Why would you want to bother? Sometimes it’s hard to find hand sanitizer in a store, it might contain ingredients you don’t want, and it’s cheaper to make it yourself. Here is a basic homemade hand sanitizer recipe that you […]

Easy and Effective Homemade Hand Sanitizer Recipe

This entry was posted on March 2, 2020 by Anne Helmenstine (updated on January 11, 2021)

Hydrofluoric Acid (HF) Molecule — Hydrofluoric acid or HF is an extremely powerful, corrosive acid. However, it’s classified as a weak acid rather than a strong acid. This makes HF the only hydrohalic acid that isn’t classified as a strong acid (e.g., HCl, HBr, HI). Why Hydrofluoric Acid Is a Weak Acid The simple reason […]

Is Hydrofluoric Acid a Strong or Weak Acid?

This entry was posted on March 1, 2020 by Anne Helmenstine (updated on July 21, 2021)