The answer is the gaz inside the bag would expand. (A)
Li(s) (answer A)
Li is strongest reducing agent because of the lowest standard reduction potential. when something is oxidized, it reduces another substance, becoming a reducing.Hence Lithium is strongest reducing agent. Reducing agent is stronger when it has a more positive oxidation potential.
Oxygen,carbon,hydrogen,and nitrogen- together make up 95 percent of the mass of the human body.
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