Considering the passage about crude oil, why is distillation the main process for separating the contents of crude oil?
What method could be used to separate the components of gasoline?
Identify each of the highlighted materials as an element, a compound, or a mixture, and explain your reasoning.
Crude oil, gasoline, and kerosene are mixtures. Butane, dodecane, octane, benzene, carbon dioxide, and water are compounds. Oxygen is an element. Mixtures contain different substances physically combined, compounds contain different elements chemically bonded in fixed ratios, and an element contains only one type of atom.
Is gasoline a compound or a mixture?compoundmixture
Consider the picture of a gas pump. Which type of gasoline has the highest percentage of octane (the main component of gasoline)?
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