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hi everyone, i have this hw problem that i'm trying to solve. please help me with this cux im not good at chem and i'm really stucked and i need to submit this problem online tomorrow ( 04/19/09 by 11pm .thanks a bunch for your help.
How many atoms are present in a 65.0cm^3 sample of plumber's solder, a lead–tin alloy containing 67% Pb by mass and having a density of 9.4 g/cm^3?
How many atoms are present in a 65.0cm^3 sample of plumber's solder, a lead–tin alloy containing 67% Pb by mass and having a density of 9.4 g/cm^3?