Avagadros Number
المؤلف:
Professor John W. Norbury
المصدر:
ELEMENTARY MECHANICS & THERMODYNAMICS
الجزء والصفحة:
p 226
1-1-2017
1790
One mole is the number of atoms in a 12 gram sample of 12C, and this number is determine from experiment to be 6.02×1023. This is often called Avagadro's number. The number of molecules must be the number of moles times the number of molecules per mole. Thus we write Avagadro's number as
and
where N is the number of molecules and n is the number of moles.
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