AlCl₃
Remember, you want to make their charges cancel. So, we need 3 chlorine atoms (because chlorine has a charge of -1) for every 1 aluminum atom (because aluminum has a charge of +3 ).
4Al + 3O2 --> 2Al2O3
(5.23mol Al)(2mol Al2O3/4mol Al) = 2.62mol Al2O3
Answer:
A
Explanation:
They are the first to colonize or previously biodiverse steady state ecosystems that have been disrupted ex: Fire
I believe the answer you're looking for is O=C=O !