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How do I fill table 1? And calculation? [Fe(NO 3 ) 3 in 1 M HNO 3 ] = 0.2 M [KSCN] = 1.99 x

How do I fill table 1? And calculation?

[Fe(NO3)3 in 1 M HNO3] = 0.2 M [KSCN] = 1.99 x 10-3 M

Solution

Volume in mL 0.2 Fe(NO3)3 in 1 M HNO3

Volume of KSCN

Volume of distilled H2O

Absorbance

T oC

Blank

Filled Cuvette

----------

----------

0.001

21.3

Cal 1

10.0

1.05

8.95

0.270

22.1

Cal 2

10.0

1.90

7.95

0.715

22.1

Cal 3

10.0

2.90

8.05

1.090

22.1

Cal 4

10.0

4.15

5.95

1.585

22.1

a. Fill the following table 1. with [FeSCN2+]:

Solution

[FeSCN2+] M

Absorbance

T oC

Blank

0.001

21.3

Cal 1

0.270

22.1

Cal 2

0.715

22.1

Cal 3

1.090

22.1

Cal 4

1.585

22.1

b. Show a sample calculation determining [FeSCN2+] for Cal 1 solution:

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