4.14. Equilibrium Constants and Rate of Progress Variables

Table 4.13: Equilibrium Constants and Rate of Progress Variables Subroutines^[a]

Subroutine	Description
`SUBROUTINE CKEQC (T, C, ICKWRK, RCKWRK, EQKC)`	Returns the equilibrium constants for reactions given temperature(s) and molar concentrations; see Equation 3–7 .
`SUBROUTINE CKEQXP (P, T, X, ICKWRK, RCKWRK, EQKC)`	Returns the equilibrium constants for reactions given pressure, temperature(s) and mole fractions; see Equation 3–7 .
`SUBROUTINE CKEQXR (RHO, T, X, ICKWRK, RCKWRK, EQKC)`	Returns the equilibrium constants of the reactions given mass density, temperature(s) and mole fractions; see Equation 3–7 .
`SUBROUTINE CKEQYP (P, T, Y, ICKWRK, RCKWRK, EQKC)`	Returns the equilibrium constants for reactions given pressure temperature(s) and mass fractions; see Equation 3–7 .
`SUBROUTINE CKEQYR (RHO, T, Y, ICKWRK, RCKWRK, EQKC)`	Returns the equilibrium constants of the reactions given mass density, temperature(s) and mass fractions; see Equation 3–7 .
`SUBROUTINE CKQC (T, C, ICKWRK, RCKWRK, Q)`	Returns the rates of progress for reactions given temperature(s) and molar concentrations; see Equation 3–4 and Equation 3–19 .
`SUBROUTINE CKQXP (P, T, X, ICKWRK, RCKWRK, Q)`	Returns the rates of progress for reactions given pressure, temperature(s) and mole fractions; see Equation 3–4 and Equation 3–19 .
`SUBROUTINE CKQYP (P, T, Y, ICKWRK, RCKWRK, Q)`	Returns the rates of progress for reactions given pressure, temperature(s) and mass fractions; see Equation 3–4 and Equation 3–19 .
`SUBROUTINE CKQYR (RHO, T, Y, ICKWRK, RCKWRK, Q)`	Returns the rates of progress for reactions given mass density, temperature(s) and mass fractions; see Equation 3–4 and Equation 3–19 .

^[a]Where appropriate, the description refers to an equation number in Chemkin Theory Manual .