When setting up an experiment, chemists might use copper wire to tie certain parts of the setup together. They do this to make sure nothing falls apart in the middle of the experiment. Copper wire is made up of copper atoms that are all very close together. Which of the following best describes the type of substance a copper wire is?(1 point)

Question

When setting up an experiment, chemists might use copper wire to tie certain parts of the setup together. They do this to make sure nothing falls apart in the middle of the experiment. Copper wire is made up of copper atoms that are all very close together. Which of the following best describes the type of substance a copper wire is?(1 point)
Responses

a homogeneous mixture
a homogeneous mixture

a pure substance
a pure substance

a heterogeneous suspension
a heterogeneous suspension

a heterogenous colloid

GPT-4o mini · Answer

The best description of copper wire is **a pure substance**. Copper wire is made up of copper atoms that are uniform in composition throughout, meaning it does not contain any other substances mixed in. Therefore, it qualifies as a pure substance.