Determine a massa de 1,2x10^24 átomos de mercúrio
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1 mol de mercúrio= 200,6 gramas= 6x10^23 atomos
?-----------------1,2x10^24
?= 1,2x10^24 X 200,6/ 6x10^23
?= 240,72x10^24/6x10^23
?= 40,12x10^24-23
?= 40,12x10^1
?=401,2 gramas
?-----------------1,2x10^24
?= 1,2x10^24 X 200,6/ 6x10^23
?= 240,72x10^24/6x10^23
?= 40,12x10^24-23
?= 40,12x10^1
?=401,2 gramas
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