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Chapters_16

# Chapters_16 - Chapter 16 Temperature and the kinetic theory...

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1 Chapter 16: Temperature and the kinetic theory of gases ) ( 32 5 9 F T T C F + = ), ( 15 . 273 K T T C + = , T L L i Δ = Δ α , T A A i Δ = Δ γ , T V V i Δ = Δ β ) 3 , 2 ( α β α γ = = , RT M nRT PV μ = = ). ( 2 2 2 1 1 1 fixed is n if T V P T V P = , 3 2 2 1 3 2 2 0 K V N m V N P = = υ T k K B 2 3 = , 60 . 1 8 0 0 m T k m T k B B = π υ . 73 . 1 3 0 0 2 m T k m T k B B = υ T k m B B e T k m N f 2 2 2 3 0 2 0 2 4 ) ( υ υ π π υ - = Outline ---- 1. Temperature, thermometer and thermal expansion: --- 1) temperature K : concept and units --- 2) thermometer: --- 3) thermal expansion: 2. Ideal gas: (M ---mass of the gas, μ ---molar mass of the gas molecule) *3. Kinetic theory of gases: --- 1) the origin for pressure P : --- 2) the true meaning of temperature T : --- 3) speed distribution f ( υ ) : ( m 0 --- mass of a molecule, m 0 = μ /N 0 , μ = molar mass, N 0 = 6.023 × 10 23 molecules/mol) 4. Ability to solve real problems , 41 . 1 2 0 0 m T k m T k B B peak = υ

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2 1. Temperature, thermometer and thermal expansion (1) temperature T : ), ( 15 . 273 K T T C + = ). ( 32 5 9 F T T C
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Chapters_16 - Chapter 16 Temperature and the kinetic theory...

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