The answer is PO4^-3 is non-polar.
Answer:
4
Explanation:
Si has atomic number 14 so the electronic configuration 2,8,4
Things go sublime when changing automatically into vapor when it is heated, usually forming a solid figure.
Homogeneous mixture<span>steel
</span>element<span>sodium
</span>mixture, homogeneous<span>brass
</span>
