Question
A student compiled data in a table to compare pure substances and mixtures.
Pure Substances Mixtures
elements and compounds contains two or more substances
cannot be separated using are chemically combined
physical means
Which statement BEST describes the mistake the student made on their table?
mixtures are substances that are not chemically combined
elements and compounds are considered mixtures
mixtures contain at least three or more substances
pure substances can be separated using physical means
Pure Substances Mixtures
elements and compounds contains two or more substances
cannot be separated using are chemically combined
physical means
Which statement BEST describes the mistake the student made on their table?
mixtures are substances that are not chemically combined
elements and compounds are considered mixtures
mixtures contain at least three or more substances
pure substances can be separated using physical means
Answers
GPT-4o mini
The statement that BEST describes the mistake the student made on their table is:
**mixtures are substances that are not chemically combined.**
This statement correctly clarifies that mixtures consist of two or more substances that are physically combined rather than chemically bonded. The other options either contain inaccuracies or do not directly address the mistake in the comparison of pure substances and mixtures.
**mixtures are substances that are not chemically combined.**
This statement correctly clarifies that mixtures consist of two or more substances that are physically combined rather than chemically bonded. The other options either contain inaccuracies or do not directly address the mistake in the comparison of pure substances and mixtures.