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Table 4 Thermodynamic parameters for DBTO adsorption on BR, BF3, BF6, ACR, ACF3, and ACF6

From: Adsorption of dibenzothiophene sulfone using Fe3+ and Fe6+-impregnated clay adsorbents

Adsorbent

Temperature (⁰C)

ΔG (kJ mol−1)

ΔH (kJ mol−1)

ΔS (kJ mol−1 K−1)

BR

30

10.0

16

0.020

 

40

9.6

  
 

50

9.6

  

BF3

30

11.9

23

0.036

 

40

11.7

  
 

50

11.2

  

BF6

30

11.5

31

0.064

 

40

10.5

  
 

50

10.2

  

ACR

30

12.6

21

0.027

 

40

12.2

  
 

50

12.0

  

ACF3

30

12.8

17

0.013

 

40

12.5

  
 

50

12.5

  

ACF6

30

12.4

32

0.066

 

40

11.9

  
 

50

11.0