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Equilibrium Trials

APCHEM-4JGYD2

Consider the following data:

Experiment $K$
1 5
2 10
3 0.2
4 25

$\ $

During one of the experiments:

$$A + B ⇄ C$$

...where $[A] = [B] = [C] = 0.20 \text{ M}$ at equilibrium.

Which of the following experiments represents $K$ for $2A + 2B ⇄ 2C$?

A

1

B

2

C

3

D

4