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YouTube > NileRed
Making Iron (II) Sulfide
YouTube · NileRed · 36.1万次播放 · 2014年5月15日
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YouTube > Wayne Breslyn (Dr. B.)
How to Balance Fe + S = FeS (Iron + Sulfur)
YouTube · Wayne Breslyn (Dr. B.) · 7.7万次播放 · 2018年11月1日

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