Item SC077005: If a chemical reaction occurs between two liquids in a sealed jar, the mass will not change if a gas is formed, and it will not change if a solid is formed.

A reaction occurs between two liquid substances in a sealed jar. What will happen to the mass of the sealed jar and its contents after the reaction occurs?

  1. The mass will change if a gas is formed, and it will change if a solid is formed.
  2. The mass will change if a gas is formed, but it will not change if a solid is formed.
  3. The mass will change if a solid is formed, but it will not change if a gas is formed.
  4. The mass will not change if a gas is formed, and it will not change if a solid is formed.

 

Distribution of Responses

Chart showing distrubtion of responses for Item SC077005

Percent of students responding correctly

Overall30%
Grades 6–824%
Grades 9–1234%
Male34%
Female27%
Primary Language is English30%
Primary Language is not English23%

View data table