95. Solving a chemistry problem
11. From a 1.2000 g alloy sample, iron was converted to Fe(II) and titrated with 1.0 N Ce(SO4)2. Calculate the percentage of iron in the alloy using the following potentiometric titration results
V, (Ce(SO4)2), cm3 2.0 10.0 18.0 19.8 20.0 20.2 22.0
E, mV 712 771 830 889 1110 1332 1391
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