Chemistry, as a body of knowledge distinct from alchemy, became an established science with the work of Antoine Lavoisier, who developed a law of conservation of mass that demanded …

Nov 8, 2025 · Chemistry is the study of substances—that is, elements and compounds —while biology is the study of living things. However, these two branches of science meet in the …

The chemistry archive contains legacy chemistry content, and is not being updated with new content. For our most up-to-date, mastery-enabled courses, check out Middle School …

Chemistry is the study of matter—what it consists of, what its properties are, and how it changes. Being able to describe the ingredients in a cake and how they change when the cake is baked …

Search and explore chemical information in the world's largest free chemistry database. Search chemicals by name, molecular formula, structure, and other identifiers.

Inorganic Chemistry Materials Chemistry Organic Chemistry Physical Chemistry Chemistry Learning Center The Chemistry Learning Center (CLC) is an opportunity for all …

3 days ago · Here, the authors report the development of emissive COFs from ACQ chromophores by an energy level matching strategy. Controlling nanoscale interfaces is key …

2 days ago · Just a month away from wrapping up her thesis, Emma Brass, a PhD student in Andy Cooper’s autonomous robots laboratory in the University of Liverpool’s department of …

5 days ago · Romantic Chemistry Between People: 7 Signs That You and Your Partner Have It—Plus, What to Do If You Don't Experts give us the lowdown on that spark.

13 hours ago · The sixth edition of this popular dictionary covers all aspects of chemistry, from physical chemistry to biochemistry. Fully revised and updated, it boasts broader coverage in …