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September 5, 2015

Homework Help: Chemistry

Posted by Sharon on Friday, January 21, 2011 at 11:19pm.

Refer to the net ionic equation below to answer the following questions:
Co(H2O)6^+2 + 4Cl- <==> CoCl^-2 + 6H2O

1. In what direction was the equilibrium shifted by:
a. Addition of HCl
b. Addition of water
c. Addition of AgNO3
d. Increasing the temperature
e. Decreasing the temperature

2. How do you explain the results described in answers 1a and 1b?

3. Explain the results observed when AgNO3 was added. (Hint: The concentration of something was being lowed.)

4. Is the reaction shown above exothermic or endothermic? How do you know?

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