c4.py

Created by cghi72

Created on November 28, 2022

604 Bytes

dure necessaire pour que l'avancement de 
la reaction atteingne la moitie de son avancement final, 
la moitie reactif limitant conso

catalyseur:espece chimique exterieur a la transfo ajoute en faible
quantite pour modif la duree transfo
pas conso par transfo

ordre 1 

vdisp(a):ca*k

methode 1
ca:f(t)
ca:ca0*exp(-k*t)
exp 
ou model prop 

methode 2 
v:f(ca)
vdisp(a):k*ca
proportinnel 

methode 3
t demi reaction independant concentration
initiale reactif 
donne ca et t

ca : ca0*exp(-k*t)
t:1/2 ca1/2:Ca0/2
ca1/2: ca0*ex^(-k*t1/2):ca0/2
ln(exp(-k*t1/2)):ln(1/2)
-k*t1/2:-ln(2)
t1/2:ln(2)/k

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