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Browsing Topics / Substances, Chemical Reactions, and Conservation of Matter / A pure substance has characteristic properties, such as density, … /

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.)

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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