science question pls answer it fast
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Explanation:
a1- hydrogen gas compressed with oxygen makes artificial water.
a2- Rusting, Iron+ Iron Ioxide= Rust
a3 Mercury
b1 Anode- It will become red in colour
Cathode- it will develop magnetic atoms
Electrolytic- Hydrogen and Helium atoms will be added to it
b2- Plating a chemical with electric waves to preserve it
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