Students are investigating the differences in open and closed systems. They heated 2 containers of water. They recorded their results in the tables shown. Two tables. Short description, Two tables.,Long description,
Container 1
BeforeAfterMass of Container and Contents in grams200150Volume of Water in milliliters10050
Container 2
BeforeAfterMass of Container and Contents in grams200200Volume of Water in milliliters10050
Question
What can the students conclude from the results of their investigation?
Answer options with 4 options
A.
Container 1 is a closed system because a gas was produced. Gases do not have mass.
B.
Container 1 is an open system because a gas was produced. Gases make things lighter.
C.
Container 2 is an open system because the volume changed even though the mass did not change.
D.
Container 2 is a closed system because the mass did not change even though the volume changed.