Question #5715d
1 Answer
Jul 27, 2015
(a).
(b).
(c).
(d).
Explanation:
(a).
Mass Cu = 2.12g
So moles Cu =
So no. atoms Cu =
(b).
From the above equation 1 mole
So no. moles electrons
So no. electrons
(c).
So you can see a mole of hydrogen gas also requires 2 moles of electrons to be discharged.
so no. molecules
(d).
No. moles
So mass