See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

N2O4(g) 2NO2(g) at 300k, 1mole 0 mole P = 1 atm at 600k, 1–0.2 = 0.8 moles 0.4 moles P = ? total number of moles at 600k = 1.2 moles  P  nT  2 2 1 1 2 1 T n T n P P  were n is number of moles and T is the temperature in ‘K’.  600