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Composition of Solution for Determing k Test Tube 0.0025 M Fe(NO3)3 0.0025 M KSCN 0.10 M HNO3 Results of Spectro Absorbance 6 1.0...

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Chemistry

Composition of Solution for Determing k

Test Tube0.0025 M Fe(NO3)30.0025 M KSCN0.10 M HNO3Results of SpectroAbsorbance
61.0 ml1.0 ml5.0 ml--->.109
71.0 ml1.5 ml4.5 ml.183
81.0 ml2.0 ml4.0 ml.278
91.0 ml2.5 ml3.5 ml.295
101.0 ml3.0 ml3.0 ml.337
Test TubeStarting Fe3+Starting SCN-Equlibrium Fe(SCN)2+Eq. Fe3+Eq. SCN-
6
7
8
9
10

Complete the above chart with all concentrations in M. * Coulmns1 and 2 dilution occured for both Fe(NO3)3 \"Fe3+\" and KSCN \"SCN-\",Column 3 determine FeSCN2+ using A=kc, Columns 4 and 5 create andICE chart for each test tube, Column 6 determine the value of K foreach test tube of Equilibrium for Fe(SCN)2+, Fe3+, SCN-

Answer & Explanation Solved by verified expert
4.1 Ratings (595 Votes)
In order to do this I need the value of E or k as you put here With that value I can calculate concentration of FeSCN2 and then the other values In another problem I solved earlier I    See Answer
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