What signs of a chemical reaction did you observe during the lab? Check all that apply. color change

temperature change

mass change

formation of a gas

formation of a solid

formation of a liquid

1, 4, 5

Explanation:

1 - Color Change

4 - Formation of Gas

5 - Formation of Solid

(correct on ed)

the answer would be a

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