Apure silver ring contains 2.10×1022 silver atoms. part a how many moles of silver atoms does it contain?
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Ответ:
The number of moles of silver atoms it contain =0.0349 moles
calculation
by use of Avogadro's law constant
that is 1 mole= 6.02 x10^23 atoms
? = 2.10 x10 ^22 atoms
=(2.10 x10^22 atoms x 1 moles)/(6.02 x10^23 atoms) =0.0349 moles
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