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Calculate the percent of iron

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. 1,915 views
Oh goodness, I'm such a pain! I need some help with these! How do I calculate the percentage? How do I start it?2. Imagine that
1. 4 answers
2. asked by Angel
3. 838 views
On the food label for a package of crackers, what does a 15 percent Daily Value for iron mean?One cracker provides 15 percent of
1. 1 answer
2. 23 views
Please be specific. In an experiement 23.4 g of iron sulphide, FeS are added to excess oxygen, and 16.5 of Iron oxide, Fe2O3 are
1. 1 answer
2. asked by Kelsey
3. 996 views
Calculate the mass percent composition of iron for the second one of these iron ores.fe2o3 fe3o4
1. 1 answer
2. asked by royalty
3. 1,031 views
Calculate the percent of iron in a 50.0 gram sample containing iron if 45.6 mL of 2.5 M KMnO4 titrant was used. can you solve
1. 1 answer
2. asked by Yoojin Lee
3. 488 views
FeCo3Calculate the mass percent composition of iron for the third one of these iron ores.
1. 3 answers
2. asked by emily chambers
3. 2,088 views
In an experiement 23.4 g of iron sulphide are added to excess oxygen and 16.5 grams of iron (III) oxide, Fe2O3 are produced the
1. 2 answers
2. asked by Kelsey
3. 958 views
5.6g of iron metal Fe are heated strong and mixed with 8g of sulfur S to form 4.4g of iron(ll) sulfide FeS. a, identify the
1. 1 answer
2. asked by Bayisaa
3. 559 views
On the food label for a package of crackers, what does a 15 percent Daily Value for iron mean?(1 point) The entire package of
1. 1 answer
2. 24 views