What is salt composed of?" Maria wondered. She took a microscope from the cabinet in her science classroom, put some salt on a microscope slide, and focused on the salt. She saw tiny squares on the slide. "I guess salt is made only of crystals:" Maria observed.

Answer 1

What is your question?

Answer 2

If the question is "what is salt composed of", the answer is sodium chloride; i.e., NaCl.