A proton acceptor
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Ion Product for Water
Equilibrium constant for the ionization of water, Kw = [H3O+][OH-] =1.00 x 10-14 at 25 °C.
Reducing Agent
The substance that reduces another substance and is oxidized.
Polarization
The buildup of a product of oxidation or a reduction of an electrode, preventing further reaction.
Functional Group
A group of atoms that represents a potential reaction site in an organic compound.
Lead Storage Battery
Secondary voltaic cell used in most automobiles.
Reaction Stoichiometry
Description of the quantitative relationships among substances as they participate in chemical reactions.
Nitrogenases
A class of enzymes found in bacteria within root nodules in some plants, which catalyze reactions by which N2 molecules from the air are converted to ammonia.
Insulator
Poor electric and heat conductor.
History of fireworks
There is an assumption that the history of fireworks started in China, about 2000 years ago. It is possible that the Chinese accidentally discovered explosions by burning bamboo canes.
Mass
A measure of the amount of matter in an object. Mass is usually measured in grams or kilograms.
