Question

point out the difference between 12 gram of carbon and 12 u of carbon ​

Answer 1

12u=12x1.67x10-24g

u is atomic mass unit

1u =1.67*10-27kg

Answer 2

12g of carbon means 1 mole of Carbon while u means the isotope mass.

As carbon has 3 isotopes

12C, 13C and 14C so we can write them as

12u of carbon , 13u of carbon and 14u of carbon respectively.............

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