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OpenStudy (anonymous):
How many atoms are in a sample of 175 grams of sodium (Na)?
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OpenStudy (anonymous):
Get the molar mass of sodium, which is given in g/mol, solve for how many mols of sodium there are. Once you have the amount of moles, use Avogadro's number to solve for atoms: 6.022* 10^23 atoms/mol.
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