Question

15.00 mL sample of a solution is 0.04 M in Sn2+ and xM in Fe2+. Both are easily oxidised by Cr2​O72−​ in acidic solution to Sn4+ and Fe3+ and itself reduced to Fe3+. 18.0 mL of 0.125 M Cr2​O72−​ is required. Thus, x is:







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Answer 1

Answer:

which class

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