A pure substance is:___.
a. composed of two or more different types of atoms or molecules combined in variable proportions.
b. composed of two or more regions with different compositions.
c. composed of only one type of atom or molecule.
d. composed of two or more different types of atoms or molecules that has constant composition.
e. none of the above.

Respuesta :

Answer:

c. composed of only one type of atom or molecule.

Explanation:

Pure substances are the substances that could be made up of only one type of particles and also it contains fixed structure. They would be further categorized as the elements & compounds. It is an elements that only consist of only one type of atom or molecule

Therefore as per the given situation, the option c is the answer

Answer: correct answer is C

Explanation: