Cacace Schiavello Stechiometria Pdf 24 Work Direct

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A 0.2500 g sample of iron ore is dissolved and reduced to Fe²⁺, then titrated with 0.02000 M K₂Cr₂O₇, requiring 36.45 mL. Calculate the % Fe in the ore.
(Reaction: Cr₂O₇²⁻ + 14H⁺ + 6Fe²⁺ → 2Cr³⁺ + 7H₂O + 6Fe³⁺) A “WORK” PDF would show step‑by‑step:

A “WORK” PDF would show step‑by‑step: then titrated with 0.02000 M K₂Cr₂O₇

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