Kc for 2so2+o2=2so3 in a 10 lit flask at certain T is 100 lit per mole. Now, if equlibrium pressures of so2 and so3 are equal, then mass of o2 present at equilibrium is?

Dear Geeta,

2 SO2(g) + O2(g) = 2 SO3(g) 

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