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Ideal gas mixtures follow combined gas laws where total pressure equals the sum of partial pressures. This principle is vital in chemistry, meteorology, and engineering.
Formule
The calculator applies Dalton\'s law: P_total = P₁ + P₂ +
Guide étape par étape
- 1Enter quantities of each gas or their partial pressures and volumes
- 2The calculator applies Dalton's law: P_total = P₁ + P₂ + ...
- 3Results show mixture properties and mole fractions
Exemples résolus
Entrée
N₂: 79%, O₂: 21%, P_total = 1 atm
Résultat
P_N₂ = 0.79 atm, P_O₂ = 0.21 atm
Earth's atmosphere composition
Erreurs courantes à éviter
- ✕Multiplying partial pressures instead of adding them
- ✕Assuming all gases have identical properties
Questions fréquentes
Does gas identity matter in partial pressure?
No, each gas independently contributes pressure. Gas molecules don't "know" what other gases are present.
How does humidity relate to gas mixtures?
Humidity is the partial pressure of water vapor relative to saturation; it's part of total atmospheric pressure.
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