A sample of carbon-12 has a mass of 6.00 g. How many atoms of carbon-12 are in the sample? A)3.01 × 10 ^23 B)6.02 × 10 ^23 C)1.20 × 10 ^24 D)3.60 × 10 ^24

QUESTION POSTED AT 18/04/2020 - 07:13 PM

Answered by admin AT 18/04/2020 - 07:13 PM

mC: 12g/mol

12g ------- 6,02·10²³ a.
6g ---------  X
X = (6×6,02·10²³)/12
X = 3,01·10²³ atoms

---->>> A :)

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