Two gases, ( \textO_2 ) (molar mass 32 g/mol) and ( \textHe ) (molar mass 4 g/mol), are at the same temperature.
| Scenario | Effect on Average Kinetic Energy ($E_k$) | Effect on Most Probable Speed ($v_p$) | Sketch Prediction (Qualitative) | | :--- | :--- | :--- | :--- | | | Increases | Increases | Curve shifts Right and becomes Broader/Flatter . | | Decrease Temperature | Decreases | Decreases | Curve shifts Left and becomes Narrower/Taller . | | Lighter Gas (Lower M) | No Change (at const. T) | Increases | Curve shifts Right and becomes Broader . | | Heavier Gas (Higher M) | No Change (at const. T) | Decreases | Curve shifts Left and becomes Narrower . | Two gases, ( \textO_2 ) (molar mass 32
: Temperature is a measure of the average kinetic energy of particles ( | | Lighter Gas (Lower M) | No Change (at const
Based on standard , extension questions typically challenge students to apply the distribution to extreme or complex scenarios: The Maxwell–Boltzmann distribution (video) | Khan Academy T) | Decreases | Curve shifts Left and becomes Narrower
Two gases, ( \textO_2 ) (molar mass 32 g/mol) and ( \textHe ) (molar mass 4 g/mol), are at the same temperature.
| Scenario | Effect on Average Kinetic Energy ($E_k$) | Effect on Most Probable Speed ($v_p$) | Sketch Prediction (Qualitative) | | :--- | :--- | :--- | :--- | | | Increases | Increases | Curve shifts Right and becomes Broader/Flatter . | | Decrease Temperature | Decreases | Decreases | Curve shifts Left and becomes Narrower/Taller . | | Lighter Gas (Lower M) | No Change (at const. T) | Increases | Curve shifts Right and becomes Broader . | | Heavier Gas (Higher M) | No Change (at const. T) | Decreases | Curve shifts Left and becomes Narrower . |
: Temperature is a measure of the average kinetic energy of particles (
Based on standard , extension questions typically challenge students to apply the distribution to extreme or complex scenarios: The Maxwell–Boltzmann distribution (video) | Khan Academy
