Density and Heat Capacity of Liquids from Speed of Sound

Table 7

The average step-size and number of steps taken in the transcritical domain.

Substance	Average step-size, MPa		Number of steps taken
	IBVP-1	IBVP-2	IBVP-1	IBVP-2
Ar	0.471	0.440	14	15
N2	0.369	0.343	13	14
CO2	0.529	0.500	17	18
CH4	0.471	0.413	14	16

Initial values obtained from the IBVP-1 method.
Initial values obtained from the IBVP-2 method.