What will happen if hydrochloric acid is added to the following equilibrium system? H*(aq) + 2 CrO4² (aq) → Cr2O7²¯(aqg) + OH (aq) yellow orange a. The concentration of CrO,²- will increase. b. The concentration of Cr2O,²- will increase. c. The concentration of H* will decrease. d. The solution will become more yellow. e. There will be no change to the equilibrium system.

Chemistry for Engineering Students
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Chapter12: Chemical Equilibrium
Section: Chapter Questions
Problem 12.18PAE: The reaction, 3 H2(g) + N2(g) (g), has the fol lowing equilibrium constants at the temperatures...
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5. What will happen if hydrochloric acid is added to the following equilibrium system?
+ OH
H*(aq) + 2 CrO4² (aq) → Cr2O,²-6
yellow
The concentration of CrO,²- will increase.
b. The concentration of Cr2O?- will increase.
(aq)
(aq)
orange
а.
с.
The concentration of Ht will decrease.
d. The solution will become more yellow.
There will be no change to the equilibrium system.
е.
|
Transcribed Image Text:5. What will happen if hydrochloric acid is added to the following equilibrium system? + OH H*(aq) + 2 CrO4² (aq) → Cr2O,²-6 yellow The concentration of CrO,²- will increase. b. The concentration of Cr2O?- will increase. (aq) (aq) orange а. с. The concentration of Ht will decrease. d. The solution will become more yellow. There will be no change to the equilibrium system. е. |
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