Question

Calculate the number of atom in each of the following (Given:Atomic mass of I=127u).

Answer 1

Answer:764.8×10(raised to 23)

Explanation:

1mole of Iodine contains 6.022×10(raised to 23)

therefore 127 contains=?

6.022×10(raised to 23) × 127=764.8×10(raised to 23) [764.8 is approx].