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For the reaction shown here: COCl2 (g) --> CO (g) + Cl2 (g) has a standard...

For the reaction shown here: COCl2 (g) --> CO (g) + Cl2 (g) has a standard Gibb's Free Energy of -12.5 kJ. For each change listed below, indicated how it would affect the spontaneity of the reaction.
Remove CO
Add Cl2
Increase the temperature
Increase pressure

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