### Redox titration (calculating percent iron in sample

Apr 18, · Homework Statement A mass of iron ore weighing 0.2792g was dissolved in dilute acid and all the iron was converted to Fe2+(aq). The iron II solution required 23.30ml of 0.0194M KMnO4 for titration. Calculate the percentage of iron in the ore. Homework Equations Wrote out my redox reactions

Learn More### Calculate the relative formula mass of Iron(III) Oxide (Fe2O3

Iron (III) Oxide formula = Fe2O3 2x Iron (III) = 56 * 2 = 1123x Oxygen = 16 * 3 = 48 Calculate then concentration of the NaOH solution to 3dp. Answered by Will F.

Learn More### Calculate the percentage of pure iron in 10 Kg of iron (III

Find an answer to your question Calculate the percentage of pure iron in 10 Kg of iron (III) oxide [ Fe2O3] of 80 % purity. [3] [ Fe = 56, O = 16]

Learn More### Solved: Mining Companies Use This Reaction To Obtain Iron

Question: Mining Companies Use This Reaction To Obtain Iron From Iron Ore: Fe2O3(s)+3CO(g) → 2Fe(s)+3CO2(g)Fe2O3(s)+3CO(g) → 2Fe(s)+3CO2(g) The Reaction Of 182 Gg Of Fe2O3Fe2O3 With 84.4 Gg Of COCO Produces 76.0 Gg Of FeFe. Calculate The Theoretical Yield Of Solid Iron. Determine The Percent

Learn More### Solved] Mining companies use this reaction to obtain iron

Lets calculate the moles of the both reactant. moles = mass/ molar mass. moles of Fe2O3 = 167 g / 159.69 g per mol = 1.046 mol FE2O3. moles of CO = 83.9 g / 28.01 g per mol = 2.995 mol CO. now lets calculate the moles of the CO needed to react with 1.046 mol Fe2O3. mole ratio of the Fe2O3 to CO is 1 : 3. 1.046 mol Fe2O3 * 3 mol CO / 1 mol Fe2O3

Learn More### Calculate the percentage of iron in the sample, if a 70g

May 19, · Calculate the percentage of iron in the sample, if a 70g sample of iron ore(Fe2O3) was analyzed for iron and found to contain 1700 ppm Fe? Chemistry 1 Answer

Learn More### How to calculate FeO from Fe2O3 (Whole rock analysis

If you have XRF analysis, the iron total value is the total iron that you have in your rock but as Fe2O3. To convert the Fe2O3 to FeO, you can use the following equation: FeO = Fe2O3 * 0.8998

Learn More### lab 5.docx - Abstract The purpose of this experiment was to

Abstract The purpose of this experiment was to determine the percentage of iron ore, which is also known as iron (III) oxide (Fe2O3), in an unknown sample. This was accomplished using a redox titration with a primary standard of potassium dichromate (K2Cr2O7).

Learn More### How to do precise quantitative analysis (%) of different

any suitable instrument precisely calculate the percentage of different oxides in iron ore sample How to calculate FeO from Fe2O3 (Whole rock analysis?). Whether, this FeO can be used in a

Learn More### Iron Ore Sample - Percentages? | Yahoo Answers

Sep 08, · A 0.500g sample of iron ore was dissolved in sulfuric acid and titrated with 0.0200M potassium premanganate solution. 6.25mL of KMnO4 solution was required. The Fe3+ was then reduced to Fe2+ and the solution again titrated with the permanganate solution. This time 31.25mL was required. Calculate the percentages of Fe2+ and Fe3+ in the ore.

Learn More### Fe2O3 + 3CO - - - - > 2Fe +3CO2 ...Stoichiometry Question for

Jul 30, · Fe2O3 + 3CO - - - - > 2Fe +3CO2 84g of Iron (III) oxide reacts with an excess of carbon monoxide, then 57.8g of Iron is produced. What is the percentage yield of the reaction? Please show all of your working out from start to finish as I just can't grasp the concept and work it out! 10 points to the person who can make me understand - it'll be a challenge haha Thank you very much in advance! =D

Learn More### How to calculate the mass of iron in 10 kg of iron ore, which

Mass of Fe2O3 = 80% x 10kg = 8kg Mass of Fe in 8kg of Fe2O3 = (55.85 x 2) / (55.85 x 2 + 16 x 3) = 5.595kg

Learn More### how do i calculate the mass percent of iron for the iron ores

Jul 11, · Assume a 100-g sample of each ore. Convert that amount to moles by dividing by the ore's respective molecular weight, and then take the ratio of iron in the ore, and the ore itself. Then multiply by the molecular weight of iron to find the weight of iron in that 100 g sample. The mass percent would be massFe / massSample * 100%.

Learn More### Follow the steps to find the percentage of iron in iron oxide

Follow the steps to find the percentage of iron in iron oxide. Relative atomic masses: O 16; Fe 56. (i)€€€€€ Step 1 Calculate the relative formula mass of iron oxide, Fe2O3.. (1) 1 (ii)€€€€€ Step 2 Calculate the total relative mass of just the iron atoms in the formula, Fe2O3.

Learn More### fe2o3 feo content iron ore

how do i calculate the mass percent of iron for the iron. Jul 10 0183 32 by using mass of Fe2O3 = mass of organic Fe2O3 / mass of iron ore x one hundred mass of Fe2O3 organic = mass of iron produced / MW of iron x stoichiometric mole ratio of Fe2O3 over Fe depending on the given chemical reaction x MW of Fe2O3 mass of iron produced = 453 g MW of Fe = fifty 580 5 stoichiometric mole ratio

Learn More### Iron ore can be reduced to iron by the following reaction

Iron ore can be reduced to iron by the following reaction: Fe2O3(s) + 3H2(g) → 2Fe + 3H2O(l) (a) How many moles of Fe can be made from 1.25 moles of Fe2O3? (b) How many moles of H2 are needed to make 3.75 moles of Fe? (c) If the reaction yields 12.50 moles of H2O, what mass of Fe2O3 was used

Learn More### Types of Iron Ore: Hematite vs. Magnetite | INN

The two ores of iron are hematite and magnetite with the chemical formula Fe2O3 and Fe3O4 respectively. To determine which of the compounds has a higher percentage of iron per kilogram first the

Learn More### Calculate the mass percent composition of iron for the second

Answer to: Calculate the mass percent composition of iron for the second one of these iron ores: Fe2O3, Fe3O4 By signing up, you'll get thousands

Learn More### Iron ores have different amounts of iron per kilogram of

Answer to: Iron ores have different amounts of iron per kilogram of ore. Calculate the mass percent composition of iron for each iron ore: Fe2O3

Learn More### 10000 tonnes of iron reacted in a blast furnace Fe2O3

Nov 15, · The mass of Fe2O3 is measured to be 11.6 grams. What was the percent iron in the sample of ore? Answer . Chemistry Please Help. Iron is found in Earths crust as several different iron compounds. Calculate the mass (in kg) of each compound that contains 1.0 x 10E3 kg of iron. Fe2O3 Please help step by step . Chemistry

Learn More### Iron Intake Calculator - Medindia

Iron intake calculator is a quick calculator to find out how much iron is needed for babies, children, men, women, pregnant, breast feeding women. Iron intake calculator includes iron rich foods.

Learn More### An ore was found to contain 36.0% Fe2O3 (ferric oxide) and no

Answer to: An ore was found to contain 36.0% Fe2O3 (ferric oxide) and no other iron. What mass of iron can be obtained from 36.0 grams of this ore?

Learn More### A sample of an ore of iron, hematite, is 79% Fe2O3. How

If the iron ore is 79% Fe2O3, then from a 1000 g sample of the ore you will have 790 g of Fe2O3. moles of Fe = 790 g Fe2O3[ (1 mole) / (159.69 g/mol) ] (2 moles Fe) / (1 mole Fe2O3) = 4.57 moles Fe

Learn More### PDF Follow the steps to find the percentage of iron in iron oxide

Follow the steps to find the percentage of iron in iron oxide. Relative atomic masses: O 16; Fe 56. (i)€€€€€ Step 1 Calculate the relative formula mass of iron oxide, Fe2O3.. (1) 1 (ii)€€€€€ Step 2 Calculate the total relative mass of just the iron atoms in the formula, Fe2O3.

Learn More### How to calculate the percentage of iron in FeO, Fe2O3, and

How much of that is Fe? Divide the second value by the first to find the fraction of Fe in FeO. Multiply by 100 for percentage. Rinse and repeat for Fe2O3 and Fe3O4.

Learn More### What Is The Percent By Mass Of Iron In Fe2o3

What percent by mass is oxygen in Fe2O3? The molar mass of Fe2O3 is 55.845 (molar mass of iron) 40 Percent. molecular mass of MgO = 24 + 16 = 40 percentage Experiment Two: Gravimetric Determination of Iron as Fe2O3 All masses are measured in grams (g).

Learn More