Question

Calculate the mass in grams of a single carbon (C) atom.

Answer 1

I know that relative atomic mass of 12CX12X2212C is 12 u12 u.

Therefore mass of 1 mol C=12 g1 mol C=12 g

mass of 6.022⋅10^23 C atomsmass of 1 C atom=12 g=12 g/6.022⋅10^23. =1.99⋅10^−23 g