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Compound A decomposes to B and C according to the following equations: 2A(g) doubleheadarrow B(g) +...

Compound A decomposes to B and C according to the following equations: 2A(g) doubleheadarrow B(g) + 3C(g) At 100 degree C, 1.41 mol of A were placed in a 5.50 L container, and the reaction was allowed to proceed. After equilibrium was established, it was found that 65.9% of A has decomposed. What is the value of Kc for this reaction at 100 degee C?

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Answer #1

Then, 65.9% of A initial produces B and C:

The final concentration of A is:

Substituting in the equation Kc:

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