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OpenStudy (anonymous):
A metal crystalizes in a face-centered cubic lattice with a unit cell edge of 407pm. the density is 10.6g.cm^3, determine molar mass in grams. since its an FCC there are 4 atoms. i know to start with 10.06= 4(mass) / Volume
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OpenStudy (anonymous):
and i know i have to multiply by 6.022x10^23 to get g/mol
OpenStudy (aaronq):
4 atoms for every 407 pm, what volume does 1 mole of atoms take up? after you find the volume, multiply by the density.
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