ρ = m V
p = F S
Δ p = ρ · g · Δ h
Δ U = Q + W
W = − p · Δ V
c w = Q m · Δ T
C = Q n · Δ T
Q = m · L
E śr = 3 2 k B · T
p · V = n · R · T
C p = C v + R
η = W Q 1 = Q 1 − Q 2 Q 1