Critical temperature

Critical temperature of a van der Waals fluid depends on the parameters $a$ and $b$ of the van der Waals equation and the molar gas constant $R$. See Critical parameters.

Notation:

1. $R$ (R) is molar_gas_constant.

Links:

1. Wikipedia.

critical_temperature

Critical temperature of the van der Waals fluid.

Symbol:

T_c

Latex:

$T_{\text{c}}$

Dimension:

temperature

attractive_forces_parameter

attractive_forces_parameter.

Symbol:

a

Latex:

$a$

Dimension:

pressure*volume**2/amount_of_substance**2

excluded_volume_parameter

excluded_volume_parameter.

Symbol:

b

Latex:

$b$

Dimension:

volume/amount_of_substance

law

T_c = 8 * a / (27 * R * b)

Latex:

$$T_{\text{c}}=\frac{8a}{27Rb}$$