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A sample of iron reacted

a sample of iron reacted with hydrochloric acid. The liberated hydrogen occupied 40.1mL when colleced over water at 27 degree
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A sample of iron reacted with hydrochloric acid. The liberated hydrogen occupied 40.1 mL when collected over water at 27 C at a
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2. asked by Kate
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5.0g of impure iron reacted completely with 75cm3 of 2.0 mlodm-3 hydrochloric acid to give a neutral solutionCalculate the
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The percent composition of iron in a sample of steel can be determined by dissolving a sample of steel in concentrated acid. The
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2. asked by manny
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Iron is extracted from the mineral magnetite, Fe3O4:Fe3O4 (s) + 2 C (s)  3 Fe (s) + 2 CO2 (s) A 35.0 g sample of magnetite is
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2. asked by Rowena
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A 0.446-gram sample of iron ore is dissolved in HCl and the iron (Fe solid) is reduced to Fe2+. The solution is then titrated by
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2. asked by Kayla
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A 0.5962g sample of iron ore is dissolved in acid producing Fe3+. Through a series of reactions, the iron precipitates as the
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2. asked by Chris
3. 2,170 views
A 70g sample of iron ore(Fe2O3) was analyzed for Iron and found to contain 1700 Fe. Calculate the percentage of iron in the
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2. asked by JOSEPH BANDA
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A 33.8 g sample of iron ore is treated asfollows. The iron in the sample is all converted by a series of chemical reactions to
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2. asked by Allyson
3. 930 views
A 12.8 g sample of iron ore is treated as follows. The iron in the sample is all converted by a series of chemical reactions to
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2. asked by Hayd
3. 569 views