1. Tardigrade
  2. Question
  3. Chemistry
  4. For the reaction C + O2→ CO2; Δ H = - 393J 2Zn + O2→2ZnO; H = - 412 J Which one is correct?

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Q. For the reaction
$C + O_{2}\to CO_{2}; \Delta H = - 393J$
$2Zn + O_{2}\to2ZnO; H = - 412 J$
Which one is correct?

Thermodynamics

Solution:

$ZnO + C \to Zn + CO$