Answer:
aluminium is more reactive than carbon. carbon is used to displace less reactive metals from their compounds. this happens since the carbon reacts with the other substance(s) in the compound, and the less reactive metal does not.
Answer:
well homie i dont take chemistry but i think its 2.3
Explanation:
idk how to do it maybe dont trust me lololol
He answer is 4.9 the graph to the right really means nothing.
You would use a mass spectrometer