Answer:
its endothermic .
because your using a cooling process instead of a heating process if it was a heating process it would be exothermic
Answer:
contemplate your life...what you are doing here...what it means to live in our society...THEN...pass it on :0
Explanation:
mind blown ~\_(* - *)_/~
They are kind of opposite processes. Chemical synthesis is execution of chemical reactions to make products. Like you take two substances, you put them together, they react and you have new a substance. For example.

here Sodium and Chlorine react to make a new substance which is Sodium Chloride.
Chemical decomposition is process of seperating a substance to different substances. There is a substance by a reaction this substance becomes two substances, Like : XY -> X+Y For example :
Over the northern parts of the Pacific Ocean, the Maritime Polar air mass exists. This means that the air mass likely to be over the northern parts of the Pacific Ocean would be wet and cold.