The combustion of methane is represented by the following chemical equation:
CH4(9) +202(g) + CO2(g) + 2H2O(g) + energy
Is this reaction endothermic or exothermic?

exothermic

Explanation:

because the heat is produced from that reaction.

you need to give more information

answer: any goods being imported from another country may be subject to issued by the federal government are tariffs

explanation:  

tariffs are a tax on anything that are imported from abroad. government use them to protect and boost their local industries and the thought is that they encourage consumers to buy local instead of importing and they will hope will protect jobs and economy in the country that implements them