A 3.27 g sample of iron ore is transformed to a solution of iron(II) sulfate, FeSO.. This solution is titrated with 0.110 M K2CrO; (potassium dichromate). If it requires 58.3 ml of potassium dichromate solution to titrate the iron(II) sulfate solution, what is the percentage of iron in the ore? The reaction is 6FESO.(aq) + K2C730;(aq) + 7H2SO4(aq) 3Fez(SO4)a(@q) + Cr2(SO4)a(ag) + 7H3O(1) + K2SO4(aq) Percentage -

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A: The equilibrium constant can be calculated as

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Q: molarity

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A: The correct answer is given below

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Q: An aqueous Na;PO, solution is made using 42.3 g of Na,PO, diluted to a total solution volume of 2.00...

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Q: Lead (Pb) is a heavy metal which has a leaching rate of about 0.0012 mg/L per year. Consider a lake ...

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Q: Bicarbonate reacts with water to produce carbonate ions and hydronium ions: HCO,- + H20 = CO2?- + H3...

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A: Answer - 4  To draw the structure for the given Compound :- 

Q: Question 2 Given a Keg of 3.47 x 1018 at 298 K, will the corresponding AG° be posițive or negative? ...

A: Given that, the Keq is 3.47×1018 at 298 K. I.e., Keq =3.47×1018. T = 298 K. We have to tell the sign...

Q: concentration:

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Q: Current Attempt in Progress The reaction of sucrose with water in an acidic solution is C12H22011 H2...

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A: Since you have posted multiple questions as per guidelines we can answer only one. So if you want re...