Approximately how many atoms of carbon are present in a 120 gram sample of carbon?

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02-06-2019
Chemistry

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Approximately how many atoms of carbon are present in a 120 gram sample of carbon?

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mpanderla95 mpanderla95 · Answer 1 · 2019-06-02T03:33:39+02:00

mpanderla95 mpanderla95

02-06-2019

To solve this convert the mass of a sample of Carbon from 120 grams into moles of carbon and then using the mole to mole ratio find out the number atoms present.

120/12 = 10 moles of carbon

10 • (6.02 x 10^23 ) = 6.02 x 10^24 atoms of carbon.

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