What is the value of $x$ and $y$ in order to balance the following redox reaction?
$x CuO + y NH_3 \longrightarrow x Cu + N_2 + x H_2 O$

  • A
    $x = 2, y = 1$
  • B
    $x = 1, y = 2$
  • C
    $x = 3, y = 2$
  • D
    $x = 2, y = 3$

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