Answer:
The answer to your question is letter B.
Step-by-step explanation:
The correct answer is letter B because both Copper and Iron as reactants have an oxidation number of zero and when they have reacted their oxidation numbers would be different from those.
A redox reaction is a reaction that involves a transfer of electrons from one atom to another and the oxidation numbers of the reactants are different from the oxidation numbers from the products.
Answer:
3 terms
Step-by-step explanation:
4 4x and 9x
Answer:
(b-5)(b+6)=0
Step-by-step explanation:
i call it "reverse FOIL"
