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[" (a) How many atoms are there in exact...

[" (a) How many atoms are there in exactly "12g" of carbon- "12" element ? "(C=12u)],[" (b) What name is given to this number? "],[" (c) What name is given to the amount of substance containing this number of atoms "],[" Calculate the mass of "12,044" ,"2005" ."]

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(a) How many atoms are there in exactly 12g of carbon-12 element ? (C = 12 u) (b) What name is given to this number ? (c ) What name is given to the amount of substance containing this number of atoms ?

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