which is an example of making a quantitative observation?\no measuring the mass of metal used in a…

which is an example of making a quantitative observation?\no measuring the mass of metal used in a reaction\no recording the color of a solid formed in a reaction\no describing a liquid as having a slippery feel\no rating an odor on how nice it smells
Answer
Brief Explanations:
Quantitative observations involve numbers and measurements. Measuring mass is numerical. Recording color, describing feel, and rating smell are qualitative as they are non - numerical descriptions.
Answer:
measuring the mass of metal used in a reaction