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Chemistry, 02.07.2019 12:30 JaneciaMoss4490
How many molecules of o2 are present in a 3.90l flask at a temperature of 273k and a pressure of 1.00 atm
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Chemistry, 23.06.2019 15:30, kfull6027
The amount of iron in ore can be quantitatively determined by titrating a solution of the unknown with a standard solution of dichromate, cr2o72−. the net ionic equation is 6fe2+(aq)+cr2o72−(aq)+14h+(aq)→6fe3 +(aq)+2cr3+(aq)+7h2o(aq) part a the titration of 25.0 ml of an iron(ii) solution required 18.0 ml of a 0.230 m solution of dichromate to reach the equivalence point. what is the molarity of the iron(ii) solution?
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How many molecules of o2 are present in a 3.90l flask at a temperature of 273k and a pressure of 1.0...
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