Because they are coming from the ground and always safe
Answer is: 0,275 moles of oxygen are consumed.
Chemical reaction: 2Mg + O₂ → 2MgO.
n(Mg) = 0,550 mol.
n(O₂) = ?
from chemical reaction: n(Mg) : n(O₂) = 2 : 1.
0,550 mol : n(O₂) = 2 : 1.
2n(O₂) = 0,550 mol.
n(O₂) = 0,275 mol.
n - amount of substance.
Answer:
Ununoctium
Explanation:
It's at the very end of the periodic table
Population- The amou t of living organisms/beings that can live and thrive in a certain sized area
things that can cause organisms to compete
-Food
-Water
-Shelter*(I am not 100% on this, forgive me)