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What massof iron is contained

What massof iron is contained in 86.6 grams if FeSO4?
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2. asked by Andre
3. 485 views
A 1.362 g sample of an iron ore that contained Fe_3O_4 was dissolved in acid and all the iron was reduced to Fe^2+. the solution
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2. asked by mohd
3. 593 views
A 1.362 g sample of an iron ore that contained Fe_3O_4 was dissolved in acid and all the iron was reduced to Fe^2+. the solution
1. 1 answer
2. asked by mohd
3. 1,858 views
Iron (II) ions can be precipitated from the following reaction:4Fe(OH)+(aq) + 4OH-(aq) + O2(g) + 2H2O(l) --> 4Fe(OH)3(s) How
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2. asked by Bekah
3. 537 views
A 31.8g iron object is added in to 48.0 mL of water contained in a graduated cylinder. The density of pure iron is7.874 g/cm3.
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2. asked by Josh
3. 315 views
-A 31.8g iron object is added in to 48.0 mL of water contained in a graduated cylinder. The density of pure iron is7.874 g/cm3.
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2. asked by Josh
3. 600 views
A magnet was placed near a pile that contained both iron and sulfur. The magnet was moved gradually closer to the pile. As it
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2. asked by Brianna
3. 1,297 views
Read the sentence.Coins used in the Islamic world _____ few pictures of people until the twentieth century. What is the past
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2. 113 views
I have trouble understanding ratios and relativity so I can't understand how to use atomic mass units. Here is an example from
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2. asked by Leah
3. 721 views
an iron ore contains 50.0% Fe2O3. How many grams of pure iron could be contained from 200 grams of this ore?
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2. asked by vsk
3. 1,047 views