For the reaction $N_{2(g)} + 3H_{2(g)} \rightarrow 2NH_{3(g)}$,the rate of disappearance of $N_{2(g)}$ is $2.22 \times 10^{-3} \ mol \ dm^{-3} \ s^{-1}$. What is the rate of appearance of $NH_{3(g)}$?

  • A
    $4.44 \times 10^{-3} \ mol \ dm^{-3} \ s^{-1}$
  • B
    $1.11 \times 10^{-3} \ mol \ dm^{-3} \ s^{-1}$
  • C
    $2.22 \times 10^{-3} \ mol \ dm^{-3} \ s^{-1}$
  • D
    $3.33 \times 10^{-3} \ mol \ dm^{-3} \ s^{-1}$

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