7. Given the following spectral data determine the structure of the compound Molecular formula: C8H8O 1H NMR: 10.5 (1H, br. S), 7.6 (2H, d), 7.4 (2H, d), 2.5 (3H, s) 13C NMR: 190 (C), 148 (C), 143 (CH), 139 (CH), 135 (C), 29 (CH3)

7. Given the following spectral data determine the structure of the compound Molecular formula: C8H8O 1H NMR: 10.5 (1H, br. S), 7.6 (2H, d), 7.4 (2H, d), 2.5 (3H, s) 13C NMR: 190 (C), 148 (C), 143 (CH), 139 (CH), 135 (C), 29 (CH3)

Chemistry

10th Edition

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

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Hello can I get help please? I am confused. Thank you!!

7. Given the following spectral data determine the structure of the compound
Molecular formula: C8H8O
1H NMR: 10.5 (1H, br. S), 7.6 (2H, d), 7.4 (2H, d), 2.5 (3H, s)
13C NMR: 190 (C), 148 (C), 143 (CH), 139 (CH), 135 (C), 29 (CH3)

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My prof told me that You can interpolate the graph to read the concentration value By interpolating I got the value 2.04 mg/L This is how we do question no 5 But I am little confuse how to do it I resubmitted question with graph
Solution 1 Solution 2 Solution 3 Solution 4 Solution 5 Concentration iron(III) nitrate 0.00200 0.00200 0.00200 0.00200 0.00200 [Fe(NO3)3] (M) Concentration potassium thiocyanate 0.00200 0.00200 0.00200 0.00200 0.00200 [KSCN] (M) Volume Fe(NO3)3 (mL) 5.00 5.00 5.00 5.00 5.00 Volume KSCN (mL) 5.00 4.00 3.00 2.00 1.00 Volume DI water (mL) 0.00 1.00 2.00 3.00 4.00 Initial concentration [Fe3+] (M) 0.00100 0.00100 0.00100 0.00100 0.00100 Initial concentration [SCN‍] (M) 0.00100 0.000800 0.000600 0.000400 0.000200 Absorbance 0.269 0.192 0.154 0.104 0.052 Equilibrium [FeSCN2+] (M) 0.000198 0.000141 0.000113 0.0000765 0.000038 Equilibrium constant Kc Average Kc
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Post-Laboratory Questions 1) An extra strength antacid tablet contains 750 mg of active ingredient, CaCC 22.25 mL of HC1 (aq) to neutralize the tablet, how strong is the acid? 2 HC1 (aq) + CaCO3 (aq) → CaCl,(aq) + HOH (1) + CO2 (
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