ChemReaX - a chemical reaction modeling and simulation app from ScienceBySimulation

Quick steps: • Click “Reaction Selector” to choose a pre-defined titration reaction, or choose your own titrand and titrant. • Enter the titrand and titrant concentrations, the initial volume of the titrand, and the total amount (volume) of titrant added. • Click "Run the Reaction" to simulate the titration.

Select Reactants	Search/select species using dropdown lists or choose a pre-defined reaction from	Type	Initial Volume (L)	Total Amount Added (L)	Concentration (moles/L)	Equilibrium Constant, K
Analyte/Titrand
Reagent/Titrant

Reactions:

Titrand 1^st ionization:	+	<--->	+
Titrand 2^nd ionization:	+	<--->	+
Titrant ionization:	+	---->	+
Water autoionization:	+	<--->	+
Hydrolysis:	+	<--->	+
Hydrolysis:	+	<--->	+

Data source for equilibrium constants: CRC Handbook of Chemistry and Physics

Simulated Titration: (@ T = 298.15K)

Titrant Volume (L)	pH	pH - no hydro
0.00	2.37	2.37
0.60	2.40	2.40
1.20	2.42	2.42
1.80	2.46	2.46
2.40	2.48	2.48
3.00	2.51	2.51
3.60	2.55	2.55
4.20	2.57	2.57
4.80	2.61	2.61
5.40	2.63	2.63
6.00	2.67	2.67
6.60	2.72	2.72
7.20	2.77	2.77
7.80	2.83	2.83
8.40	2.92	2.92
9.00	3.03	3.03
9.60	3.23	3.23
10.20	12.00	12.00
10.80	12.59	12.59
11.40	12.82	12.82
12.00	12.96	12.96
12.60	13.06	13.06
13.20	13.14	13.14
13.80	13.20	13.20
14.40	13.26	13.26
15.00	13.30	13.30
15.60	13.34	13.34
16.20	13.37	13.37
16.80	13.40	13.40
17.40	13.43	13.43
18.00	13.46	13.46
18.60	13.48	13.48
19.20	13.50	13.50
19.80	13.52	13.52
20.40	13.53	13.53
21.00	13.55	13.55
21.60	13.56	13.56
22.20	13.58	13.58
22.80	13.59	13.59
23.40	13.60	13.60
24.00	13.61	13.61
24.60	13.63	13.63
25.20	13.64	13.64
25.80	13.64	13.64
26.40	13.65	13.65
27.00	13.66	13.66
27.60	13.67	13.67
28.20	13.68	13.68
28.80	13.69	13.69
29.40	13.69	13.69
30.00	13.70	13.70