Iron ores have different amounts

Iron ores have different amounts of iron per kilogram of ore.Calculate the mass percent composition of iron for each iron ore:
1. 2 answers
2. asked by Ana
3. 1,952 views
A sample of black mineral hematite, an oxide of iron found in many iron ores, contains 34.97 g of iron and 15.03 g oxygen. What
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2. asked by Nadia
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Calculate the mass percent composition of iron for the second one of these iron ores.fe2o3 fe3o4
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2. asked by royalty
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FeCo3Calculate the mass percent composition of iron for the third one of these iron ores.
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2. asked by emily chambers
3. 2,107 views
Okay I've got a HUGE chem test tomorrow and I desperately need help! Please help!!!!73. Hematite (Fe2O3) and magnetite (Fe3O4)
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2. asked by Lizzy B
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1)Give the two oxidation states of iron2)Give the main chief ore of iron and give their formula 3)Name the impurities present in
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2. asked by Maggie. K
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Why are metal ores not found in every part of the world? (1 point) Metal ores are only found where organisms have died. Metal
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Why are metal ores not found in every part of the world? (1 point)• Only some places have the right water and wind to create
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Why are metal ores not found in every part of the world? (1 point)Only some places have the • correct conditions for metal
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Why are metal ores not found in every part of the world? (1 point)Responses Metal ores are only found where there are mountains.
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