Navjyot Kalra
Last Activity: 10 Years ago
N2O5(g) ⇌ 2NO2(g) + 1/2 O2(g)
Initial pressure 600 0 0
Final pressure 600 – P 2P P/2
P ∝ moles when V and T are constant
(where moles equivalent to pressure –P are decomposed)
Total pressure = 600 – P + 2 P + P/2 = 960 mm of Hg
∴ P = 240 mm Hg
Thus moles of N2O5 decomposed = 240/600 = 0.4