if an unknown samplo of HPO4 was titratod with dlo Matando NoOH was noodod to roach the ond point The mass of HyPO4 in this sample is 980 g/mol) g (Molor moss of HyPO

Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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8.25 g of o samplo of iron ora iron (m) oxido, Fo0:] wore dissolvod in concentratod hydrochlorC acid and the solution diutod
to 250 ml 25.0 ml of this solution was roduced to form a solution of iron() ions. This solution of iron (1) ions roquired 264 mi of
a00200 M potassium dichromato(vi) solution for completo oxidation back to iron(i) ions. The mass parcontogo of the ron in
the ora is
x(Fo=55.845 g/mal).
CrO+6Fo+14H
2Cr+ GFe"+7H;0
Experiment 3: Neutrolization Titration
if an unknown samplo of HPO was titratod with a10 M standard solution of NaOH using phonoiphthaloin indicator. O0 mt of
NOOH was noodod to roach the ond point. Tha mass of HyPO4 in this sample is
98.0 g/mol)
g (Molor moss of HyPOA
Transcribed Image Text:8.25 g of o samplo of iron ora iron (m) oxido, Fo0:] wore dissolvod in concentratod hydrochlorC acid and the solution diutod to 250 ml 25.0 ml of this solution was roduced to form a solution of iron() ions. This solution of iron (1) ions roquired 264 mi of a00200 M potassium dichromato(vi) solution for completo oxidation back to iron(i) ions. The mass parcontogo of the ron in the ora is x(Fo=55.845 g/mal). CrO+6Fo+14H 2Cr+ GFe"+7H;0 Experiment 3: Neutrolization Titration if an unknown samplo of HPO was titratod with a10 M standard solution of NaOH using phonoiphthaloin indicator. O0 mt of NOOH was noodod to roach the ond point. Tha mass of HyPO4 in this sample is 98.0 g/mol) g (Molor moss of HyPOA
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