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# Changes in Ratio

APCHEM-EILQZI

Changes in concentration (given in molarity) occur as this system reaches equilibrium.

Which of the following expressions BEST describes the changes to the $[H_2S]$ and $[CS_2]$ as this reaction reaches equilibrium?

A

$[H_2S] = 0.20$
$[CS_2] = -0.10$

B

$[H_2S] = -0.1$
$[CS_2] = 0.05$

C

$[H_2S] = 0.1$
$[CS_2] = -0.2$

D

$[H_2S] = -0.05$
$[CS_2] = 0.05$