Question

If the mass of 0.25 moles of
an element x is 2.25 , the
mass of one atom of x​

Answer 1

Explanation:

0.25 moles= 2.25 gm

0.25*4= 2.25*4 gm

1 mole= 10gm

mass of Avogadro no of atom= 10gm

mass of one atom= 10gm/avogadro No.