The gas A _2 in the left flask allowed to react with gas B _2 present in right flask as A _2(g)+ B _2(g) ⇌ 2 AB ( g ) ; K _{ c }=4 at 27^{\circ} C. What is the concentration of AB when equilibrium is established ?

JEE Main 2026 Model Paper 1

Question : 26 of 75

Marks: +1, -0

The gas A2 in the left flask allowed to react with gas B2 present in right flask as A2(g)+B2(g)⇌2AB(g);Kc=4 at 27∘C. What is the concentration of AB when equilibrium is established ?

1.33 M
2.66 M
0.66 M
0.33 M

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