1.630 g of iron ore is dissolved in an acidic solution. This solution is titrated to a pink endpoint with 27.15 mL of a 0.020 M KMnO4 solution.How many moles of MnO4- ions were consumed?How many moles of Fe2+ were in the iron ore sample?And, what is the percent of iron in the iron ore sample?Please show at least some explanation. I'm confused on this new concert we're learning.Thank you very much!
