Many bioactive molecules used in pharmaceuticals and cosmetics contain enantiomers, which are structural isomers that exist ...

New psychoactive substances (NPS) are a class of artificially designed and synthesized chemical substances designed to mimic the pharmacological effects of traditional drugs. They are characterized by ...

Marine chemistry is the study of the chemical composition and chemical processes of the world’s oceans. Some of the key processes studied are the cycling of: inorganic and organic carbon; nutrients, ...

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Part of Chemistry (Single Science) The rate and extent of chemical change Only a very small mass of catalyst is needed to increase the rate of a reaction. However, not all reactions have suitable ...