Virtual Instrument for Determining Rate Constant of Second-Order Reaction by 𝑝𝑋 Based on LabVIEW 8.0

Table 1

The data and results of test. Notes: 𝑎 is the concentration of NaOH; 𝑏 is the concentration of CH₃COOC₂H₅.

𝑐0/mol·dm^-3		𝑇/K	𝑘/dm^3·mol^-1·min^-1		δ%	𝐸𝑎/kJ·mol^-1		δ%
𝑎	𝑏		Experimental	Reference [10, 11]		Experi-mental	Reference [12]
0.0490	0.0490	298	6.864	6.85	0.20	33.48	33.39	0.27
0.0490	0.0490	308	10.643	10.50	1.36
0.0245	0.0196	298	6.926	6.85	1.11	34.14		2.25
0.0245	0.0196	308	10.834	10.50	3.18