Question

PRELAB PROBLEMS EXPERIMENT UTA-549 Section 1. Use the half eeactions in Table to construct a fully balanced redov reaction between (show your half reactions): A: (NH Fe(soi 6H20 and KMno4 under acidic conditions B. Kvex, and KMno. under acidic conditions 2 Determine the mass percent K1CX, in a sample Unknown X. given the following infruation A sample of 1.25 g Unknownx was dissolved in mLDI water and 2s mL3M Hasoi. The sample was titrated with 0.0421 M KMno solution and it took 13.52 mLto reach the endpoint.

need help with number 1 part a and b

Answer 1

(1) (NH4)2 Fe (504), 6H2O & Kinou Nhut + fe²t +504 Hnou Reduction oxidation. Red”: Hnog (on) + SHT+5€ - Hutton) + 4H20 W oxide feation) - Fest on 28. 3x5 MnO4lorst 5 Fe²+ (on) to 8H7 M² + + 5 Fe3+ + 4H20 4 K₂C2O4 and kHnog to ou on) + tho Mattor Reduction oxidation Refr: Moon (on) + 8H7+ sé – Hurton) + 4H20 (4) 3x2 oxid?: 60% (on) 2002 (9) + de }x5 55042m + 2 MnO4cpt 16 Htay -> 10002024 24ster) +8H2068)