Examlex
If a drug has a 3-hour half-life, how long will it take 1000 mg to decrease to only 125 mg?
Singlet
A term used in quantum mechanics and spectroscopy to describe a state in which all electrons in an atom or molecule are spin-paired, showing no magnetic field external to the system.
Doublet
In spectroscopy, a pattern indicating two closely linked energy levels or particles, often seen in NMR or EPR spectroscopy.
NMR
Nuclear Magnetic Resonance, a spectroscopic technique used to study the structure of molecules by observing the interaction of nuclear spins with magnetic fields.
IR
Infrared spectroscopy, a technique used to identify molecular structures based on their absorption of infrared light, which causes molecular vibrations.
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