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Questions and Answers
What happens to the equilibrium when the temperature is increased in the reaction N2O4 + heat ⇌ 2NO2?
What happens to the equilibrium when the temperature is increased in the reaction N2O4 + heat ⇌ 2NO2?
- The forward reaction is favored. (correct)
- The equilibrium shifts to the right.
- The equilibrium shifts to the left.
- The reverse reaction is favored.
How does the color of the tube change when the temperature is increased in the N2O4 + heat ⇌ 2NO2 reaction?
How does the color of the tube change when the temperature is increased in the N2O4 + heat ⇌ 2NO2 reaction?
- It becomes colorless.
- It becomes darker reddish brown.
- It becomes more brown. (correct)
- It becomes lighter brown/orange.
According to Le Chatelier’s Principle, what happens if a system at equilibrium is subjected to a stress?
According to Le Chatelier’s Principle, what happens if a system at equilibrium is subjected to a stress?
- The equilibrium will be relieved from the stress.
- The equilibrium will be displaced to relieve the stress. (correct)
- The equilibrium is maintained without any shift.
- The equilibrium shifts randomly.
What effect does an increase in product have on the equilibrium position?
What effect does an increase in product have on the equilibrium position?
In the reaction N2O4 + heat ⇌ 2NO2, what happens when the temperature decreases?
In the reaction N2O4 + heat ⇌ 2NO2, what happens when the temperature decreases?
What effect does the addition of KI have on the solubility of I2 in water?
What effect does the addition of KI have on the solubility of I2 in water?
What happens to the solubility of solids in water when the temperature is increased?
What happens to the solubility of solids in water when the temperature is increased?
How is the molecular weight of ethylene glycol determined through boiling point elevation?
How is the molecular weight of ethylene glycol determined through boiling point elevation?
What is the concept behind determining the molecular weight through boiling point elevation?
What is the concept behind determining the molecular weight through boiling point elevation?
In equilibria in chemical reactions, what defines a state of equilibrium?
In equilibria in chemical reactions, what defines a state of equilibrium?
How do stronger solute-solvent interactions impact solubility?
How do stronger solute-solvent interactions impact solubility?
How does increasing the concentration of Water in the equilibrium 2CrO42– + 2H+ ⇌ Cr2O72– + H2O affect the color of the solution?
How does increasing the concentration of Water in the equilibrium 2CrO42– + 2H+ ⇌ Cr2O72– + H2O affect the color of the solution?
How does adding NH4OH to the equilibrium 2CrO42– + 2H+ ⇌ Cr2O72– + H2O affect the concentration of H+ ions?
How does adding NH4OH to the equilibrium 2CrO42– + 2H+ ⇌ Cr2O72– + H2O affect the concentration of H+ ions?
In the reaction BiCl3 + H2O ⇌ BiOCl + 2HCl, how does increasing the concentration of HCl impact the cloudiness of the solution?
In the reaction BiCl3 + H2O ⇌ BiOCl + 2HCl, how does increasing the concentration of HCl impact the cloudiness of the solution?
What happens when you increase the concentration of a reactant in an equilibrium?
What happens when you increase the concentration of a reactant in an equilibrium?
What color change is observed when Water concentration is increased in an equilibrium where Water is a reactant?
What color change is observed when Water concentration is increased in an equilibrium where Water is a reactant?
When decreasing the concentration of a reactant, what occurs in terms of the equilibrium?
When decreasing the concentration of a reactant, what occurs in terms of the equilibrium?
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