Which one of the following pair has the same number of ions?
(a)1 mole of nacl and 1 mole of mgcl2.
(b)1/2 mole of nacl and 1/2 mole ofmgcl2
(c)1/2 mole of nacl and 1/3 mole of mgcl3
(d)1/3 mole of nacl and 1/2 mole of mgcl2

Count the number of each type of atom in the equation below, and then balance the equation. write in the numbers of atoms and coefficients. add a 1 if there should be no coefficient. cs2(l) + o2(g) → co2(g) + so2(g) c [ ] s [ ] o > c [ ] s [ ] o [ ] cs2(l) + [ ] o2(g) > [ ] co2(g) + [ ] so2(g)