An atom has the electron configuration of 2-8-2. An ion of the same element has electron configuration of 2-8. What would be the net charge of the ion? 1. -2
2.+12
3.+2
4.+10

The mass has escaped into a gas which you can not see so the law stays true.

The answer is d.potassium

Ithink that the use of creativity in the sciences entails that one produce something out of nothing or from another thing. with this, i think that the he wrote down his results as four parts of the atomic theory is the manifestation of the  creativity of john dalton.