Respuesta :
Answer:
synthesis
Explanation:
in synthesis reactions, 2 compounds or elements react to form one. decomposition reactions are the opposite of this, meaning one compound breaks down into 2 (or more) compounds or elements.
Answer:
A ___synthesis _ reaction occurs when two substances combine to from one substance. An example of this kind of reaction is rusting, in which iron reacts with oxygen
Explanation:
Synthesis reactions are characterized by being exothermic, where two compounds react to generate a new one. In the case of iron and oxygen, the following reaction occurs:
2Fe + 02 ---> 2Fe0 (iron oxide)