Use le chatelier principle

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Reference no: EM13163008

1. Write the chemical equation for the dissociation of HC2H3O2 in water.

2. Is the forward reaction in the equation that you wrote exothermic or endothermic? Briefly explain your answer (one or two sentences).

3. Write the net ionic equation for the [CoCl4]2-/Co(H2O)6]2+ equilibrium.

4. Use Le Chatelier's principle to explain the color change which you observed after the addition of distilled water to the equilibrium mixture above.

5. Write the chemical equation for the dissolution of NH4Cl in water, including the heat term.

6. Briefly explain how the addition of a catalyst would affect:
a) how quickly a reaction reaches equilibrium
b) the concentrations of reactants and products at equilibrium

7. What effect would the addition of a catalyst have on a system already at equilibrium?

8. List three ways that a chemical system at equilibrium can be disturbed.

Reference no: EM13163008

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