← Chemistry Lab
Thermodynamics
PV Diagrams · Carnot · Entropy
Process Type
Carnot Cycle (η = 1−Tc/Th)
Isothermal (PV = const)
Adiabatic (PVᵞ = const)
Isochoric (V = const)
Isobaric (P = const)
Hot reservoir Tₕ (K)
800K
Cold reservoir Tc (K)
300K
Moles n
1.0
γ (heat capacity ratio)
1.40
CARNOT EFFICIENCY:
η = 1 − Tc/Th = W/Qh
No real engine exceeds
Carnot efficiency.
η = —
ΔS = Q/T (reversible)
ΔS ≥ 0 (2nd Law)