Number of moles = n
Given mass = m
molar mass = M
Given number of particles = N
Avogodro number of particles = N0
Atomic mass of carbon = 12u.
Atomic mass of one mole of carbon = 12g
But Atomic mas of carbon = 12 g mass of 6.022 × 1023 carbon atoms = 12g.
= \(\frac{12}{6.022\times 10^{23}}\) gms
∴ Mass of carbon atoms
= 1.9926 x 10-23 gm.