Identify the reducing agent in the following reaction: 2 NO₂(g)+ 7 H₂(g)→ 2 NH₃(g)+ 4 H₂O(g) A)NO₂ B)NH₃ C)H₂O D)H₂ E)There is no reducing agent.

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The reducing agent is the species that donates electrons in a chemical reaction and is oxidized. In this reaction, $H_2S$ (hydrogen sulfide) is oxidized to $SO_2$ (sulfur dioxide), making it the reducing agent.

Identify the Reducing Agent in the Following Reaction