Composition of Dry Air at Sea Level Gas Mole% N2 78.084 O2 20.946 Ar 0.934 CO2 0.0345 Ne 0.00182 He 0.000524 CH4 0.000168 Kr 0.000114 A) Using data from the above table, calculate the partial pressure of He when the atmospheric pressure is 1.04 atm. B) At the same atmospheric pressure, if the temperature is 22°C, how many He atoms would there be in 720 mL?
Composition of Dry Air at Sea Level Gas Mole% N2 78.084 O2 20.946 Ar 0.934 CO2 0.0345 Ne 0.00182 He 0.000524 CH4 0.000168 Kr 0.000114 A) Using data from the above table, calculate the partial pressure of He when the atmospheric pressure is 1.04 atm. B) At the same atmospheric pressure, if the temperature is 22°C, how many He atoms would there be in 720 mL?
Chemistry
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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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| Composition of Dry Air | at Sea Level |
|---|---|
| Gas | Mole% |
| N2 | 78.084 |
| O2 | 20.946 |
| Ar | 0.934 |
| CO2 | 0.0345 |
| Ne | 0.00182 |
| He | 0.000524 |
| CH4 | 0.000168 |
| Kr | 0.000114 |
A) Using data from the above table, calculate the partial pressure of He when the atmospheric pressure is 1.04 atm.
B) At the same atmospheric pressure, if the temperature is 22°C, how many He atoms would there be in 720 mL?
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