Chemistry, 26.10.2019 04:43 karnun1201

For which one of the following reactions is the value of δh°rxn equal to δh°f for the product?

a) 2ca (s) + o₂ (g) → 2cao (s)
b) c₂h₂ (g) + h₂ (g) → c₂h₄ (g)
c) 2c (graphite) + o₂ (g) → 2co (g)
d) 3mg (s) + n₂ (g) → mg₃n₂ (s)
e) c (diamond) + o₂ (g) → co₂ (g)

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For which one of the following reactions is the value of δh°rxn equal to δh°f for the product?