Answer:
1) the mantle is less dense than the core but more dense than the crust.
Answer:
<u>Beta</u><u> </u><u>decay</u>
Quick electron emissions are called <u>beta</u><u> </u><u>decay</u>
<em>Hope</em><em> this</em><em> helps</em>
No, because hydrogen isn’t brought out of the equation