Answer:
Name ; Nickel(ii)Hydroxide
Formula;NI3O6
Explanation:
<span> In order to create a complete full outer shell of electrons.
</span><span /><span>
</span>
Mg3(AsO4)2
Ca(ClO4)2
[S (II) not sure]
[F (I) not sure]
PO₄³
Sorry I don’t know all of them, good luck though! :)
1,05+ 0,69 + 1,82 = 3,56g of mixture
%CaCO₃: 1,82/3,56×100% = 0,5112×100% = 51,12%