Taylor is learning about pure substance and mixture. In her notes, she included a table with the properties of pure substances and mixtures.

Question

Taylor is learning about pure substance and mixture. In her notes, she included a table with the properties of pure substances and mixtures.

Pure Substances

Mixtures

elements and compounds

contains two or more substances

cannot be separated using physical means

⚫are chemically combined

Which option BEST describes the error in the Taylor's table?

(1 point)

Mixtures are substances that are not chemically combined.

Pure substances can be separated using physical means.

Mixtures contain two or more substances.

Elements and compounds are considered mixtures.

Answer 1

Elements and compounds are not considered mixtures. Elements are pure substances made of only one type of atom, while compounds are pure substances made of two or more different types of atoms chemically bonded together. Mixtures, on the other hand, contain two or more substances that are not chemically combined.