Answer:
we add only the the same highest enegy levels :3s&3p=2+4=6
A homogeneous mixture<span> has the same uniform appearance and composition throughout. Many homogeneous </span>mixtures<span> are commonly referred to as </span>solutions<span>. A </span>heterogeneous mixture <span>consists of visibly </span>different<span> substances or phases. The three phases or states of matter are gas, liquid, and solid.
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It is a substance that can be dissolved into others
Kilograms? im assuming. bcz weight is like newtons or sum shii..