Reaction system

NO.

(g)

(g)

Q1 (mJ)

(kJ/mol)

Cu2O+MgCl2•6H2O→HCl

1

0.0400

0.0565

−36923.0

−132.92

2

0.0400

0.0565

−36950.6

−133.02

3

0.0400

0.0565

−36913.7

−132.89

4

0.0400

0.0565

−36898.9

−132.84

5

0.0400

0.0565

−36917.5

−132.90

6

0.0400

0.0565

−36900.7

−132.84

Average value

−36917.4

−132.90 ± 0.189