Question

calculate the number of atoms in 0.5 mol of copper Cu.

Answer 1

6.022* 10^23/2
Avogadro number/ 2

Answer 2

Answer:

atomic mass of copper=63

that is one mole of copper

so 31.5 mass copper have 0.5 mole of copper.

Number of atoms=0.5×6.022×10^22

• Thanks