Learning goal 1: A particular gas sample is made up of O2 molecules and H2 molecules. Identify what sort of substance it is.
Question
Learning goal 1: A particular gas sample is made up of O2 molecules and H2 molecules. Identify what sort of substance it is.
Solution
The gas sample described is a mixture. This is because it is composed of more than one type of molecule, in this case O2 and H2. Mixtures are a type of substance that contain two or more different types of molecules or atoms. They can be separated into their individual components through physical means.
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