What will be Kc for the reaction between A and B?
回答 (1)
2019-03-09 2:32 am
When (10 - 4) M = 6 M of A is consumed, (2 - 0) = 2 M of B is produced.
Mole ratio A : B = 6 : 2 = 3 : 1
Coefficient ratio A : B = 3 : 1
Hence, the equation is 3A ⇌ B
At equilibrium: [A] = 4 M and [B] = 2 M
Kc = [B] / [A]³ = 2 / 4³ = 0.03125 ≈ 0.031
The answer: (A) 0.031
Mole ratio A : B = 6 : 2 = 3 : 1
Coefficient ratio A : B = 3 : 1
Hence, the equation is 3A ⇌ B
At equilibrium: [A] = 4 M and [B] = 2 M
Kc = [B] / [A]³ = 2 / 4³ = 0.03125 ≈ 0.031
The answer: (A) 0.031
收錄日期: 2021-05-01 22:31:00
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