Chemistry, 20.03.2020 12:00 rclara34oxbrr9

Which of the equations below is an example of a thermochemical equation?
O 2 H2 (g) + 2 02 (g) --> H20 (g)
O 2 H2 (g) + 2O2 (g) --> H20 (g) + 483.6 kJ
O Mg + 2 H3O+ + Cl --> Mg2+ + 2C1 + H2+ H20
0 Mg (s) + 2 H3O+ (aq) --> Mg4+ (aq) + 2 H2(g) + H2O (1)

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Which of the equations below is an example of a thermochemical equation?
O 2 H2 (g) + 2 02 (g)...