which is an example of making a quantitative observation?\nmeasuring the mass of metal used in a…

which is an example of making a quantitative observation?\nmeasuring the mass of metal used in a reaction\nrecording the color of a solid formed in a reaction\ndescribing a liquid as having a slippery feel\nrating an odor on how nice it smells
Answer
Brief Explanations:
Quantitative observations involve numbers and measurements. Measuring mass is a quantitative observation as it gives a numerical value. Recording color, describing a feel, and rating an odor are qualitative observations which deal with qualities and descriptions without numbers.
Answer:
measuring the mass of metal used in a reaction