The instantaneous rate of a reaction is given by $-\frac{1}{2} \frac{d[x]}{dt} = -\frac{d[y]}{dt} = \frac{1}{2} \frac{d[z]}{dt}$. Identify the reaction.

  • A
    $2x + y \longrightarrow 2z$
  • B
    $x + 2y \longrightarrow 2z$
  • C
    $2z + y \longrightarrow 2x$
  • D
    $2x + 2y \longrightarrow z$

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