amide (2⁰) 000 10 9.0 NH 3500 8.0 CH (sp³) 3000 7.0 1 Molecule 12 2500 6.0 2000 wavenumber (cm-¹) 5.0 8 (ppm) 4.0 C-N 1500 3.0 3 3 2.0 1000 1.0 500 0.0

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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Please what molecule is this

### Description of Spectral Data for Molecule 12

#### IR Spectrum Analysis:

The top graph is an Infrared (IR) spectrum for Molecule 12, displaying the % transmittance versus wavenumber (cm⁻¹). Key peaks are observed at the following wavenumbers, indicating the presence of specific functional groups:

- **Around 3300 cm⁻¹:** A broad peak indicates the presence of an NH group, typical for secondary amides.
- **Around 2900 cm⁻¹:** Indicates CH (sp³) stretching.
- **Around 1700 cm⁻¹:** Strong peak associated with C=O (carbonyl) stretching.
- **Around 1500 cm⁻¹:** Peaks suggest C-N stretching.

The x-axis ranges from 4000 to 500 cm⁻¹, covering the typical IR spectrum for organic molecules.

#### NMR Spectrum Analysis:

The lower graph presents a Nuclear Magnetic Resonance (NMR) spectrum with chemical shifts (δ) in parts per million (ppm).

- **Peak at ~7.0 ppm:** Integration of 1, suggesting a single proton associated with a less shielded environment.
- **Peaks at ~2.5 and ~2.0 ppm:** Both with an integration of 3, indicating environments for protons typically found in aliphatic regions.

The x-axis ranges from 10 to 0 ppm, a typical range for detecting hydrogen environments in organic compounds.
Transcribed Image Text:### Description of Spectral Data for Molecule 12 #### IR Spectrum Analysis: The top graph is an Infrared (IR) spectrum for Molecule 12, displaying the % transmittance versus wavenumber (cm⁻¹). Key peaks are observed at the following wavenumbers, indicating the presence of specific functional groups: - **Around 3300 cm⁻¹:** A broad peak indicates the presence of an NH group, typical for secondary amides. - **Around 2900 cm⁻¹:** Indicates CH (sp³) stretching. - **Around 1700 cm⁻¹:** Strong peak associated with C=O (carbonyl) stretching. - **Around 1500 cm⁻¹:** Peaks suggest C-N stretching. The x-axis ranges from 4000 to 500 cm⁻¹, covering the typical IR spectrum for organic molecules. #### NMR Spectrum Analysis: The lower graph presents a Nuclear Magnetic Resonance (NMR) spectrum with chemical shifts (δ) in parts per million (ppm). - **Peak at ~7.0 ppm:** Integration of 1, suggesting a single proton associated with a less shielded environment. - **Peaks at ~2.5 and ~2.0 ppm:** Both with an integration of 3, indicating environments for protons typically found in aliphatic regions. The x-axis ranges from 10 to 0 ppm, a typical range for detecting hydrogen environments in organic compounds.
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