Answer:
B
Explanation:
i got it right on plato
Calcium is the element that has 2 valence electrons.
B B
W BW BW
Hope this helps
There is nothing to answer lol
3Mg(NO3)2(aq)+2Na3PO4(aq)⇒Mg3(PO4)2(s)+6NaNO3(aq)
