**Part A** If the total pressure of the gases is 0.990 atm, calculate the partial pressure of \( \text{N}_2 \). Express your answer using three significant figures. \[ P_{N_2} = \, \_\_\_\_ \, \text{atm} \] - [Submit] [Previous Answers] [Request Answer] (Notice: An attempt has been marked as incorrect with a note indicating "Try Again; 2 attempts remaining.") --- **Part B** If the total pressure of the gases is 0.990 atm, calculate the partial pressure of \( \text{O}_2 \). Express your answer using three significant figures. \[ P_{O_2} = \, \_\_\_\_ \, \text{atm} \] - [Submit] [Request Answer] --- **Explanation** This exercise involves determining the partial pressures of nitrogen (\( \text{N}_2 \)) and oxygen (\( \text{O}_2 \)) given the total pressure of a gas mixture. The calculations should retain three significant figures to ensure precision in scientific measurement. The form allows users to input their calculated values and check their answers. **Composition of Exhaled Breath:** When we exhale, the air we breathe out is a mixture of several components. Here's a breakdown of an exhaled breath: - **Nitrogen (N₂):** 74.9% - **Oxygen (O₂):** 15.2% - **Carbon Dioxide (CO₂):** 3.9% - **Water Vapor:** 6.0% These percentages represent the average composition of gases in exhaled air. Nitrogen is the most abundant, followed by oxygen. The presence of carbon dioxide reflects the body's process of converting oxygen into CO₂ during metabolism. Water vapor accounts for moisture in the breath. Understanding these components is essential in physiology and environmental studies.
**Part A** If the total pressure of the gases is 0.990 atm, calculate the partial pressure of \( \text{N}_2 \). Express your answer using three significant figures. \[ P_{N_2} = \, \_\_\_\_ \, \text{atm} \] - [Submit] [Previous Answers] [Request Answer] (Notice: An attempt has been marked as incorrect with a note indicating "Try Again; 2 attempts remaining.") --- **Part B** If the total pressure of the gases is 0.990 atm, calculate the partial pressure of \( \text{O}_2 \). Express your answer using three significant figures. \[ P_{O_2} = \, \_\_\_\_ \, \text{atm} \] - [Submit] [Request Answer] --- **Explanation** This exercise involves determining the partial pressures of nitrogen (\( \text{N}_2 \)) and oxygen (\( \text{O}_2 \)) given the total pressure of a gas mixture. The calculations should retain three significant figures to ensure precision in scientific measurement. The form allows users to input their calculated values and check their answers. **Composition of Exhaled Breath:** When we exhale, the air we breathe out is a mixture of several components. Here's a breakdown of an exhaled breath: - **Nitrogen (N₂):** 74.9% - **Oxygen (O₂):** 15.2% - **Carbon Dioxide (CO₂):** 3.9% - **Water Vapor:** 6.0% These percentages represent the average composition of gases in exhaled air. Nitrogen is the most abundant, followed by oxygen. The presence of carbon dioxide reflects the body's process of converting oxygen into CO₂ during metabolism. Water vapor accounts for moisture in the breath. Understanding these components is essential in physiology and environmental studies.
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...
Related questions
Question
![**Part A**
If the total pressure of the gases is 0.990 atm, calculate the partial pressure of \( \text{N}_2 \).
Express your answer using three significant figures.
\[ P_{N_2} = \, \_\_\_\_ \, \text{atm} \]
- [Submit] [Previous Answers] [Request Answer]
(Notice: An attempt has been marked as incorrect with a note indicating "Try Again; 2 attempts remaining.")
---
**Part B**
If the total pressure of the gases is 0.990 atm, calculate the partial pressure of \( \text{O}_2 \).
Express your answer using three significant figures.
\[ P_{O_2} = \, \_\_\_\_ \, \text{atm} \]
- [Submit] [Request Answer]
---
**Explanation**
This exercise involves determining the partial pressures of nitrogen (\( \text{N}_2 \)) and oxygen (\( \text{O}_2 \)) given the total pressure of a gas mixture. The calculations should retain three significant figures to ensure precision in scientific measurement. The form allows users to input their calculated values and check their answers.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F97ff4f08-5e53-405c-bd2e-6ccb8e8833e5%2F3755ceb3-bcf9-4b9f-b9ba-273a202fe996%2Fzfhj8yl.jpeg&w=3840&q=75)
Transcribed Image Text:**Part A**
If the total pressure of the gases is 0.990 atm, calculate the partial pressure of \( \text{N}_2 \).
Express your answer using three significant figures.
\[ P_{N_2} = \, \_\_\_\_ \, \text{atm} \]
- [Submit] [Previous Answers] [Request Answer]
(Notice: An attempt has been marked as incorrect with a note indicating "Try Again; 2 attempts remaining.")
---
**Part B**
If the total pressure of the gases is 0.990 atm, calculate the partial pressure of \( \text{O}_2 \).
Express your answer using three significant figures.
\[ P_{O_2} = \, \_\_\_\_ \, \text{atm} \]
- [Submit] [Request Answer]
---
**Explanation**
This exercise involves determining the partial pressures of nitrogen (\( \text{N}_2 \)) and oxygen (\( \text{O}_2 \)) given the total pressure of a gas mixture. The calculations should retain three significant figures to ensure precision in scientific measurement. The form allows users to input their calculated values and check their answers.
Transcribed Image Text:**Composition of Exhaled Breath:**
When we exhale, the air we breathe out is a mixture of several components. Here's a breakdown of an exhaled breath:
- **Nitrogen (N₂):** 74.9%
- **Oxygen (O₂):** 15.2%
- **Carbon Dioxide (CO₂):** 3.9%
- **Water Vapor:** 6.0%
These percentages represent the average composition of gases in exhaled air. Nitrogen is the most abundant, followed by oxygen. The presence of carbon dioxide reflects the body's process of converting oxygen into CO₂ during metabolism. Water vapor accounts for moisture in the breath. Understanding these components is essential in physiology and environmental studies.
Expert Solution
Step 1
given :
mole fraction of N2 = XN2 = 0.749
mole fraction of O2 = Xo2 = 0.152
mole fraction of CO2 = Xco2 = 0.390
mole fraction of H2O = XH2O = 0.600
total pressure of the air p = 0.990 atm
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