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oxidation
loss of electrons; addition of oxygen; loss of hydrogen
reduction
gain of electrons; loss of electrons; gain of hydrogen
Amedeo Avogadro
Italian physicist behind avogadro’s number
1 mole
6.02×10²³
1 L
1000 mL
molar mass
atomic mass
What is molar mass?
the mass of 1 mole of an element (g/mol); the atomic mass expressed in grams