From the following symble, (18/8) 0^-2
this atom contains 2 electrons?
O True
O False

Nuclear fusion is the source of energy for stars. besides hydrogen, which other element is most likely also common in stars?

Use this information to determine the number of calends electrons in the atoms. which of the following correctly compares the stability of the two atoms? a) both are unreactive b) both are highly reactive c) a is unreactive and d is reactive d) a is reactive and d is unreactive

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.