Question

For Part B, answer the following question: is the formation of the cobalt tetrachloro complex shown in scheme 6 endothermic or exothermic? State your evidence.

Scheme 6:

[Co(H2O)6]2+ (aq) + 2Cl- + 2NaCl (aq) ⇌ [CoCl4]2- (aq) + 2Na+ (aq) + 6H2O (l)

red/pink purple/blue K=N/A

Answer 1