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Quang phổ của nguyên tử hidro là quang phổ vạch vì: A. Năng lượng của nguyên tử Hidro luôn có giá trị dương B. Năng lượng của nguyên tử Hidro có giá trị gián đoạn C. Các photon phát ra liên tục D. Các photon phát ra gián đoạn Em cảm ơn mn ạ.
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