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a sample of iron occupies

a sample of iron occupies a volume of 10.0cm3. if the density of iron is 7.9 g/cm3 what is the mass of the sample
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2. asked by Anonymous
3. 1,389 views
A sample of oxygen at 32◦C occupies 340 mL.If this sample later occupies 1064 mL at 57◦C and 1.2 atm, what was its original
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2. asked by lex
3. 752 views
A sample of oxygen at 25 degrees C occupies 697 mL.If this sample later occupies 1062 mL at 55 degrees C and 1.3 atm, what was
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2. asked by please help
3. 610 views
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
3. 630 views
a sample of gas of unknown pressure occupies 0.766 L at the temperture of 298k the same sample of gas is than tested under known
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2. asked by Rocky
3. 1,874 views
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
1. 1 answer
2. asked by JOSEPH BANDA
3. 596 views
A 7.6 g sample of iron ore is treated as follows.The iron in the sample is all converted by a series of chemical reactions to
1. 1 answer
2. asked by Rafael
3. 626 views
A 12 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 Gabriella
3. 526 views
A 37.5 g sample of iron ore is treated asfollows. The iron in the sample is all converted by a series of chemical reactions to
1. 1 answer
2. asked by Anonymous
3. 575 views