Which is an example of making a quantitative observation?

measuring the mass of metal used in a reaction

recording the color of a solid formed in a reaction

describing a liquid as having a slippery feel

rating an odor on how nice it smells

measuring the mass of metal used in a reaction

Explanation:

Quantitative observation is taking any kind of measurement using a tool like measuring the volume of water or weighing the mass of a metal.  

Recording the color of a solid formed in a reaction is a qualitative observation. There is no metric involved but defining the color is a qualitative task.  

Describing a liquid as having a slippery feel is a qualitative observation.  

Rating an odor on how nice it smells is a qualitative observation.

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  

answercontent filtering;