Which of the following processes require(s) chemical methods?
A) Separating a homogeneous mixture into pure substances.
B) Separating a heterogeneous mixture into pure substances.
C) Distilling a saltwater mixture.
D) Breaking a compound into its constituent elements.
E) At least two of the above (a-d) require chemical methods.

Question

Quizplus · Accepted Answer

Breaking a compound into its constituent elements requires chemical methods because it involves breaking chemical bonds. The other processes can be achieved through physical methods.

Which of the Following Processes Require(s) Chemical Methods