In the coefficient in a chemical formula do you multiply all of the elements by the coefficient or just the first one? For example 2C2H6 would there be 10 atoms or 16? Please fast answer​

answer:

technetium is the most reactive. this is followed by silver. the least reactive out of these three elements is strontium.

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