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

question 79

Multiple Choice

Based on the balanced chemical equation shown below,determine the mass percent of Fe³⁺ in a 0.7450 g sample of iron ore,if 22.40 mL of a 0.1000 M 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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