Question

how many Na+ ions are in 3.0 moles of Na2O?

Answer 1

I think the answer is 2 mole of ions...sorry if I'm wrong, if you dont think it's right dont listen to me

Answer 2

Sodium oxide is Na2O. There are 2atoms of Na are there in 1 molecule of sodium oxide. Hence one mole of Na2O has 2x (6.022x 10 [23]) sodium atoms in it.