Answer:
Pelting point.
Explanation:
Freezing point is the same is the melting point.
Chemical change because it cannot be reversed
<span>0.002 moles is the answer </span>
Rubidium is a alkali metal.
Well, this is somewhat difficult, because an electron already creates an electric field. However, I know that when an electron moves it then creates a magnetic field. So, I'm going to safely assume that when an electron moves, it creates an electric, a magnetic, and a gravitational field.
I hope that helps!