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28/12/2020 11:52 am
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If one mole of carbon atoms weighs 12 gram, what is the mass (in gram) of 1 atom of carbon?
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28/12/2020 12:02 pm
Atomic mass of carbon = 12g
∵ 1 mole of C atoms weights = 12 g
∵ 6.022 x 1023 atoms of carbon have mass = 12 g
∴ 1 atom of carbon has mass
= 12/6.022 x 1023 = 1.99 x 10-23 g