Oneeq11a

Name: Oneeq11a - Chemical Equilibrium - 1st Formulation
Source: Eberhart, J. G., 1986, J. chem. Educ. 63, 576.
Reference/s Shacham, M. 1989, Chem. Engng. Sci., 44(7), 1495
       
Model: 1 implicit equation, indep. variable name: x
  Average difficulty level
  Constraints: 0<=x<=1
  Discontinuities: function undefined for x=0.26667
  Initial range: xmin=0, xmax=1.0
       
Solved by Shacham, M., POLYMATH 5.1, build 19, Nov. 24, 2000
       
Model Eqs. Chemical Equilibrium - 1st Formulation |POLVER05_1

EXCEL FILE  

f(x) = a-((c+2*x)^2*(a+b+c-2*x)^2)/(kp*P^2*(b-3*x)^3)-x #

TEXT FILE  

a = 0.5 #

POLYMATH FILE 

b = 0.8 #
  c = 0.3 #
  kp = 604500 #
  P = 0.00243 #
  x(min)=0.0, x(max)=1.0
       
Variable/function values Variable Value f(x)
  x 0.6

8.5412E-04
       
Root 1 Variable Value f(x)
  x

0.058654581076661

-1.6515E-14
       
Root 2 Variable Value f(x)
  x

0.600323116977323

-3.3307E-16
       
Function plot