A mole of helium has a mass of 4.0026 grams
A mole of helium has 6.02 x 1023 atoms
4.6x1020 atoms * 4.0026 g/6.02x1023 atom = 3.058x10-3 g
Julie A.
asked • 09/10/16How many grams do 4.6x10^20 atoms of helium weigh? Answer in units of grams.
How many grams do 4.6x10^20 atoms of helium weigh? Answer in units of grams.
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