Determine the initial concentrations of Fe3+ and SCN- in each test tube. Solution 0.002M iron(III) nitrate in 1M nitric acid(mL) 0.002M potassium thiocyanate(mL) DI water(mL) Absorbance(A) 1 3 2 1 0.128 2 2 3 1 0.269
Determine the initial concentrations of Fe3+ and SCN- in each test tube. Solution 0.002M iron(III) nitrate in 1M nitric acid(mL) 0.002M potassium thiocyanate(mL) DI water(mL) Absorbance(A) 1 3 2 1 0.128 2 2 3 1 0.269
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter12: Chemical Equilibrium
Section: Chapter Questions
Problem 12.BCP
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Question
- Determine the initial concentrations of Fe3+ and SCN- in each test tube.
Solution
0.002M iron(III) nitrate in 1M nitric acid(mL)
0.002M potassium thiocyanate(mL)
DI water(mL)
Absorbance(A)
1
3
2
1
0.128
2
2
3
1
0.269
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Step 1: Introduction
VIEWStep 2: Calculation of initial number of moles of Iron (III) ion in the solution
VIEWStep 3: Calculation of initial concentration of Iron (III) ion in the solution
VIEWStep 4: Calculation of initial number of moles SCN-
VIEWStep 5: Calculation of initial concentration of SCN- ion in the solution
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