Item SC100004: Two liquids with the same boiling point and color could be the same substance. (This item uses a table that lists properties of the liquids.)

Using the information about the four liquids in the table below, which of the following liquids could be the same substance?

  Volume
(mL)
Boiling Point
(°C)
Color
Liquid 1 25 100 colorless
Liquid 2 50 100 colorless
Liquid 3 25 78 colorless
Liquid 4 25 100 yellow
  1. Liquids 1 and 2
  2. Liquids 1 and 3
  3. Liquids 1 and 4
  4. None of the liquids could be the same substance.

Distribution of Responses

Chart showing distrubtion of responses for Item SC100004

Percent of students responding correctly

Overall37%
Grades 6–831%
Grades 9–1244%
Male38%
Female37%
Primary Language is English37%
Primary Language is not English36%

View data table