MCQ
For the reaction $\mathrm{N}_{2(\mathrm{~g})}+3 \mathrm{H}_{2(\mathrm{~g})} \rightarrow 2 \mathrm{NH}_{3(\mathrm{~g})}$, rate of disappearance of $\mathrm{N}_{2(\mathrm{~g})}$ is $2.22 \times 10^{-3} \mathrm{~mol} \mathrm{dm}^{-3}$. What is the rate of appearance of $\mathrm{NH}_{3(\mathrm{~g})}?$
- ✓$4.44 \times 10^{-3} \mathrm{~mol} \mathrm{dm}^{-3}$
- B$1.11 \times 10^{-3} \mathrm{~mol} \mathrm{dm}^{-3}$
- C$2.22 \times 10^{-3} \mathrm{~mol} \mathrm{dm}^{-3}$
- D$3.33 \times 10^{-3} \mathrm{~mol} \mathrm{dm}^{-3}$