Examlex
Tech A says that a standard grade 5 bolt is stronger than a standard grade 8 bolt. Tech B says that a metric grade 12.9 bolt is stronger than a metric grade 4.6 bolt. Who is correct?
Energy Difference
Refers to the change in energy between the reactants and products in a chemical reaction, or between different states of a molecule.
External Magnetic Field
A magnetic field that originates outside an object or system and interacts with it, playing a critical role in various physical phenomena and applications.
Chemical Shift
In nuclear magnetic resonance (NMR) spectroscopy, chemical shift is the relative change in the frequency of nuclear magnetic resonance of a nucleus compared to a reference standard.
Aromatic Protons
Hydrogen atoms attached to the carbon atoms of an aromatic ring, characterized by distinct NMR signals.
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