General chemistry

General chemistry

Contributors in General chemistry

General chemistry

Antioxidanter är ämnen som långsam oxidation processer som försämra livsmedel, bränslen, gummi, plast och andra material. Antioxidanter som butylhydroxianisol (BHA) läggs till maten för att hindra ...

cgs

Chemistry; General chemistry

En äldre metriska systemet av enheter som använder centimeter, gram och sekunder som basenheter.

ammoniak

Chemistry; General chemistry

Pure NH3 is a colorless gas with a sharp, characteristic odor. It is easily liquified by pressure, and is very soluble in water. Ammonia acts as a weak base . Aqueous solutions of ammonia are ...

enzym

Chemistry; General chemistry

Protein eller protein-baserade molekyler som snabbar upp kemiska reaktioner i levande ting. Enzymer fungerar som en katalysator för en enda reaktion, omvandla en specifik uppsättning reaktanter ...

ädelgas

Chemistry; General chemistry

Any of the elements of Group 18, which includes helium, neon, argon, krypton, xenon, radon, and element 118. These elements are referred to as "inert" or "noble" because they do not easily form ...

radioaktivitet

Chemistry; General chemistry

Spontaneous emission of particles or high-energy electromagnetic radiation from the nuclei of unstable atoms. "Radiation" refers to the emissions, and "radioactive source" refers to the source of ...