{
  "chunk-fa4cbbef47ac19e90c1a1de96f1ce2f6": {
    "tokens": 69,
    "content": "硝酸光照分解的方程式\n$$ 4HNO_{ 3 }   begin{array} {}   {underline{ Δ }}    或光照   end{array} 4NO_{ 2 }  ↑+O_{ 2 }  ↑+2H_{ 2 }  O $$",
    "chunk_order_index": 0,
    "full_doc_id": "doc-fa4cbbef47ac19e90c1a1de96f1ce2f6",
    "file_path": "unknown_source"
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}