* 균질 : Methane is a homogeneous 혼합물. This means its composition is uniform throughout. All parts of methane have the same chemical makeup.
* 화합물 : Methane is a compound . It's formed from the chemical combination of two or more different elements:carbon (C) and hydrogen (H). Specifically, it has one carbon atom and four hydrogen atoms (CH₄).
* Not an element: Methane is not an element. Elements are pure substances that cannot be broken down further by chemical means.
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