The source of Fe³+ ions in this lab was 0.00200 M Fe(NO3)3 and the source of SCN ions was 0.00200 M KSCN. The following reaction mixtures were prepared using those solutions. The last column in this table lists the equilibrium [FeSCN]²+ concentration determined for each solution. Beaker 0.00200 M KSCN (mL) 0.00200 M Conc. of [FeSCN]²+ Fe(NO3)3 (mL) at Equilibrium (M)
The source of Fe³+ ions in this lab was 0.00200 M Fe(NO3)3 and the source of SCN ions was 0.00200 M KSCN. The following reaction mixtures were prepared using those solutions. The last column in this table lists the equilibrium [FeSCN]²+ concentration determined for each solution. Beaker 0.00200 M KSCN (mL) 0.00200 M Conc. of [FeSCN]²+ Fe(NO3)3 (mL) at Equilibrium (M)
Chemistry by OpenStax (2015-05-04)
1st Edition
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Chapter14: Acid-base Equilibria
Section: Chapter Questions
Problem 74E: The pH of a 0.20-M solution of HP is 1.92. Determine Ka far HF from these data.
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Please use the data provided to answer practice problem (Please see where it says 0 pts - this is NOT graded)
Transcribed Image Text:> Question 5
What is the value of K for Beaker 1?
0 pts
![The source of Fe³+ ions in this lab was 0.00200 M Fe(NO3)3
and the source of SCN ions was 0.00200 M KSCN. The
following reaction mixtures were prepared using those
solutions. The last column in this table lists the equilibrium
[FeSCN]2+ concentration determined for each solution.
Beaker
1
2
3
4
5
0.00200 M 0.00200 M Conc. of [FeSCN]²+
KSCN (mL) Fe(NO3)3 (mL) at Equilibrium (M)
2.00
2.50
4.00
4.00
4.00
4.00
4.00
1.50
2.00
2.50
8.06 x 10-5
8.55 × 10-5
7.11 × 10-5
7.97 x 10-5
8.47 x 10-5](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fba0d5083-ae8e-4c0c-84b3-1508e11222a3%2Ff93f1a00-163f-4aa2-9f52-73751c7d0618%2Fq47eype_processed.png&w=3840&q=75)
Transcribed Image Text:The source of Fe³+ ions in this lab was 0.00200 M Fe(NO3)3
and the source of SCN ions was 0.00200 M KSCN. The
following reaction mixtures were prepared using those
solutions. The last column in this table lists the equilibrium
[FeSCN]2+ concentration determined for each solution.
Beaker
1
2
3
4
5
0.00200 M 0.00200 M Conc. of [FeSCN]²+
KSCN (mL) Fe(NO3)3 (mL) at Equilibrium (M)
2.00
2.50
4.00
4.00
4.00
4.00
4.00
1.50
2.00
2.50
8.06 x 10-5
8.55 × 10-5
7.11 × 10-5
7.97 x 10-5
8.47 x 10-5
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