False, because physical change does not involve the formation of substances. An example of physical change is change of state e.g water freezing .It is still water if you were to melt it.
So,
Our conceptual plan is as follows:
g AlCl3 --> mol AlCl3 --> mol H2 --> g H2

Hope this helps!
Answer:
As electric current flows through a wire, it generates a magnetic field in the area surrounding the wire.
Explanation:
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Lol i need to answer more and plus n could also = # 4.65