Question

Which is an example of making a quantitative observation?

a. measuring the mass of metal used in a reaction
b. recording the color of a solid formed in a reaction
c. describing a liquid as having a slippery feel
d. rating an odor on how nice it smells

Answer 1

A) measuring mass of metal used in a reaction

Step-by-step explanation:

Quantitive observations is data involving statistics and numerical values.