Ask the Chatbot Games & Quizzes History & Society Science & Tech Biographies Animals & Nature Geography & Travel Arts & Culture ProCon Money Videos
equivalence
Directory
References
Discover
Ruminant. Deer. Red deer. Cervus elaphus. Buck. Stag. Antlers.
9 of the World’s Deadliest Mammals
Eye. Eyelash. Eyeball. Vision.
7 Vestigial Features of the Human Body
Small, white rat (genus Rattus) on a glass table. (rodent, laboratory, experiment)
Cruel and Unusual Punishments: 15 Types of Torture
Christmas tree, holiday, pine
How Did the Tradition of Christmas Trees Start?
Mother tickling her daughter, sitting in a garden
Why Can’t You Tickle Yourself?
Bog body. Head of Tollund Man. Died at about age 30-40, Dated to about 280 BCE early Iron Age. Found Bjaeldskovdal bog Denmark in 1950 near Elling Woman. Most well preserved bog body to date. Human remains mummified in natural peat bogs. mummy, embalm
9 Noteworthy Bog Bodies (And What They Tell Us)
Black widow spider
9 of the World’s Deadliest Spiders

equivalence

chemistry

Learn about this topic in these articles:

identification of organic compounds

  • methane molecule
    In chemical compound: Proton magnetic resonance spectroscopy

    …hydrogens are said to be equivalent. The two hydrogens on the CH2 group are also equivalent. The chemical shift of hydrogen atoms is the most important piece of information provided by NMR spectroscopy, because it reveals a great deal about the nature of the bonds around the hydrogen.

    Read More