Question

The mass of a single atom of an element is 2.65×1023g calculate its atomic mass

Answer 1

Mass of 1 atom = 2.65 × 10−23 g

Therefore, mass of 6.022 × 1023 atoms

= 2.65 × 10−23× 6.022 × 1023 g = 15.96 g ≈ 16 g mol−1

Therefore, the atomic mass of the element is 16 u. is your answer