Students compete in a short race at a track meet. Which of the following is an example of a qualitative observation? A the distance ran by a student in meters B the time passed from start to finish in seconds c the heart rate of a student in beats per seconds D) the colors of the students faces as they ran​

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Non metal is an element or substance that is not a metal metal is a solid material that is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivitymetalloid is an element (e.g., germanium or silicon) whose properties are intermediate between those of metals and solid nonmetals. they are electrical semiconductors.

The answer is c.  h+  and oh−  react to form water (h2o). i just took the test and i got it right. hope this !