Reaction system

NO.

m_{KCl (g)}

_(mL)

Q (mJ)

(kJ/mol)

KCl→H₂O

1

0.0112

3.0

2640.34

17.563

2

0.0112

3.0

2643.35

17.583

3

0.0112

3.0

2642.60

17.578

4

0.0112

3.0

2639.89

17.560

5

0.0112

3.0

2641.10

17.568

6

0.0112

3.0

2640.80

17.566

Average value

2641.35

17.570 ± 0.02