For the reaction $CO_{(g)} + \frac{1}{2} O_{2(g)} \rightarrow CO_{2(g)}$ at constant temperature and pressure,which of the following statements is correct?

  • A
    $\Delta H = \Delta U$
  • B
    $\Delta H < \Delta U$
  • C
    $\Delta H > \Delta U$
  • D
    None of these

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