1.You synthesized a Teflon polymer in the laboratory and estimate its weight at 202,240g/mol. Calculate your polymers degree of polymerization (show your work and round the answer to the nearest whole number).
1.You synthesized a Teflon polymer in the laboratory and estimate its weight at 202,240g/mol. Calculate your polymers degree of polymerization (show your work and round the answer to the nearest whole number).
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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![### Laboratory Exercise: Polymer Chemistry
#### Problem 1:
You synthesized a Teflon polymer in the laboratory and estimate its weight at \(202,240 \text{g/mol}\). Calculate your polymer's degree of polymerization (show your work and round the answer to the nearest whole number).
#### Problem 2:
Name the probable monomers for the following polymer.
**Note: Please show all calculations clearly and identify the chemical structure of the monomers based on your understanding of polymer chemistry.**
### Detailed Explanation:
**1. Calculating the Degree of Polymerization:**
- **Degree of Polymerization (n):** It is the number of repeating units (monomers) in a polymer.
- **Formula Weight of Teflon (PTFE) Monomer \[ - (C_2F_4) - \]:** The molecular weight for the monomer unit, \[ \text{C}_{2}\text{F}_{4} \], is calculated based on the atomic masses of Carbon (C) and Fluorine (F):
- **Carbon (C):** 12.01 g/mol
- **Fluorine (F):** 19.00 g/mol
\[ \text{Monomer weight calculation:} \]
\[ 2 \times 12.01 \text{g/mol (C)} + 4 \times 19.00 \text{g/mol (F)} = 24.02 \text{g/mol} + 76.00 \text{g/mol} = 100.02 \text{g/mol} \]
Therefore, the monomer unit weight for Teflon (PTFE) is approximately \[ 100 \text{g/mol} \].
- To find the Degree of Polymerization (n), use the following formula:
\[ n = \frac{\text{Polymer Molecular Weight}}{\text{Monomer Unit Weight}} \]
So,
\[ n = \frac{202,240 \text{g/mol}}{100 \text{g/mol}} = 2022.4 \]
Rounding to the nearest whole number gives:
\[ \boxed{2022} \]
**2. Probable Monomers for a Given Polymer:**
- To identify the monomers, consider the structure and composition of the repeating unit in the polymer chain. The illustration or details should guide which functional groups and elements appear regularly](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2b33b01c-85ce-4633-885b-c121b306567e%2F62d8a7c3-ef32-4e0a-9d5d-ae21fe46f064%2F8cp5h9e_processed.jpeg&w=3840&q=75)
Transcribed Image Text:### Laboratory Exercise: Polymer Chemistry
#### Problem 1:
You synthesized a Teflon polymer in the laboratory and estimate its weight at \(202,240 \text{g/mol}\). Calculate your polymer's degree of polymerization (show your work and round the answer to the nearest whole number).
#### Problem 2:
Name the probable monomers for the following polymer.
**Note: Please show all calculations clearly and identify the chemical structure of the monomers based on your understanding of polymer chemistry.**
### Detailed Explanation:
**1. Calculating the Degree of Polymerization:**
- **Degree of Polymerization (n):** It is the number of repeating units (monomers) in a polymer.
- **Formula Weight of Teflon (PTFE) Monomer \[ - (C_2F_4) - \]:** The molecular weight for the monomer unit, \[ \text{C}_{2}\text{F}_{4} \], is calculated based on the atomic masses of Carbon (C) and Fluorine (F):
- **Carbon (C):** 12.01 g/mol
- **Fluorine (F):** 19.00 g/mol
\[ \text{Monomer weight calculation:} \]
\[ 2 \times 12.01 \text{g/mol (C)} + 4 \times 19.00 \text{g/mol (F)} = 24.02 \text{g/mol} + 76.00 \text{g/mol} = 100.02 \text{g/mol} \]
Therefore, the monomer unit weight for Teflon (PTFE) is approximately \[ 100 \text{g/mol} \].
- To find the Degree of Polymerization (n), use the following formula:
\[ n = \frac{\text{Polymer Molecular Weight}}{\text{Monomer Unit Weight}} \]
So,
\[ n = \frac{202,240 \text{g/mol}}{100 \text{g/mol}} = 2022.4 \]
Rounding to the nearest whole number gives:
\[ \boxed{2022} \]
**2. Probable Monomers for a Given Polymer:**
- To identify the monomers, consider the structure and composition of the repeating unit in the polymer chain. The illustration or details should guide which functional groups and elements appear regularly
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