What is the number of moles of carbon in a sample containing 72.06 g of carbon?
4
6
2
8
Answer is Wrong!
Answer is Right!
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UPSC Geoscientist – 2022
Number of moles = Mass / Molar Mass = 72.06 g / 12.01 g/mol ≈ 6.00 moles.
– Molar mass is the mass of one mole of a substance.
– The atomic mass of Carbon (C) is the basis for its molar mass.