Soap is a base consisting of metallic salts, usually in the form of sodium, from fatty acids. The first soaps consisted of water, oil and lye, which gave the soap its alkaline nature and reacted with the oils to form the... More »

Soap is defined as a base because it forms hydroxide ions (OH-) when dissolved in an aqueous solution. The hydrolysis of a fat and sodium hydroxide yield soap, which ultimately allows the soap to release hydroxide ions w... More »

Common household substances that are acidic include coffee, battery acid, vinegar and lemon juice, while common household substances that are basic include drain cleaner, bleach, soap, ammonia, milk of magnesia and bakin... More »

CuO, or copper oxide, is a base because it can react with acids and neutralize them. The reaction and neutralization of the acid results in a salt and water. Bases are generally metal oxides or metal hydroxides due to th... More »

Some common examples of acid-base indicators include blue grapes, which can change color from deep red in an acid to violet in a base; beets, which change from red to purplish when in a very basic substance; and blueberr... More »

The acid HI, known as hydroiodic acid, is one of a handful of strong acids. A strong acid is defined based on its acid dissociation constant, which measures how much the hydrogen atom dissociates when the acid is added t... More »

Chlorogenic acid is a group of esters created from trans-cinnamic acids and quinic acids that has many health benefits. A potent antioxidant, chlorogenic acid is found in coffee and black tea. More » Science Chemistry Acids & Bases