What has more atoms 27g of al or 4g of he and what does each number represent?
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Aluminum: (27 grams)/(27 grams/mole) = 1 mole = 6.02 x10^23 atoms
Helium: (4 grams)(4 grams per mole) = 1 mole = 6.02 X 10^23 atoms
Beween the two compounds in b, there are more representative particles of sodium chloride than of water:
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