Based on the Balanced Chemical Equation Shown Below,determine the Mass

question 21

Multiple Choice

Based on the balanced chemical equation shown below,determine the mass percent of Fe³⁺ in a 0.7450g Sample of iron ore if 22.40 mL of a 0.1000 mol L^-1 stannous chloride,SnCl₂(aq) ,solution is required to completely react with the Fe³⁺ present in the ore sample.The chemical equation for the reaction is
2 Fe³⁺(aq) + Sn²⁺(aq) → 2 Fe²⁺(aq) + Sn⁴⁺(aq)

• A)5.365%
• B)8.396%
• C)16.79%
• D)33.58%

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