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Chemistry has existed under various names since ancient times. It has evolved, and now chemistry encompasses various areas of specialisation, or subdisciplines, that continue to increase in number and interrelate to create further interdisciplinary fields of study.
2 de mai. de 2024 · Chemistry, the science of the properties, composition, and structure of substances (defined as elements and compounds), the transformations they undergo, and the energy that is released or absorbed during these processes.
Chemistry is the study of matter and the changes it undergoes. Here you can browse chemistry videos, articles, and exercises by topic. We keep the library up-to-date, so you may find new or improved material here over time.
A Química é o estudo da matéria e das mudanças pelas quais ela passa. Aqui, você pode pesquisar vídeos, artigos e exercícios de química por tópico. Mantemos os conteúdos atualizados para que, ao longo do tempo, você possa encontrar aqui material novo ou aperfeiçoado.
PubChem is the world's largest collection of freely accessible chemical information. Search chemicals by name, molecular formula, structure, and other identifiers. Find chemical and physical properties, biological activities, safety and toxicity information, patents, literature citations and more.
6 de mar. de 2024 · Nature Chemistry offers a unique mix of news and reviews alongside top-quality research papers. Published monthly, in print and online, the journal reflects the entire spectrum of chemistry,...
Há 6 dias · Chemistry is a branch of science that involves the study of the composition, structure and properties of matter. Often known as the central science, it is a creative discipline chiefly concerned...
Há 6 dias · Fusicoccane diterpenoids are complex natural products with intricate tricyclic skeletons and intriguing biological activities. Now a chemoenzymatic strategy has been developed for modularly ...
Welcome to the Chemistry Library. This Living Library is a principal hub of the LibreTexts project, which is a multi-institutional collaborative venture to develop the next generation of open-access texts to improve postsecondary education at all levels of higher learning.
chemistry, Science that deals with the properties, composition, and structure of substances (elements and compounds), the reactions and transformations they undergo, and the energy released or absorbed during those processes.
