Question: 5. Classify each of the substances as mixture or solution, compound, or element. Justify your answer: (30 marks) Paper yard waste bag filled with leaves
5. Classify each of the substances as mixture or solution, compound, or element. Justify your answer: (30 marks) Paper yard waste bag filled with leaves and grass clippings: -Classification: Mixture. -Justification: It contains different types of organic matter (leaves and grass), which do not chemically combine and can be separated. Rubbing alcohol purchased at the drug store: -Classification: Solution (specifically, a homogeneous mixture) - Justification: Rubbing alcohol generally consists of isopropyl alcohol and water, which form a uniform solution. Xenon: - Classification: Element. - Justification: It is a chemical element found on the periodic table and cannot be broken down into simpler substances. Gasoline: - Classification: Mixture. - Justification: Gasoline is a complex mixture of hydrocarbons and additives that can vary in composition. Table salt (non-iodized): - Classification: Compound. - Justification: Table salt is composed of sodium (Na) and chlorine (Cl) in a fixed ratio, forming sodium chloride (NaCl). Sweetened hot tea: - Classification: Solution. - Justification: It is a homogeneous mixture where the sugar dissolves in the water, resulting in a uniform composition. Salt and pepper in one shaker: - Classification: Mixture. - Justification: The salt and pepper grains retain their individual properties and can be distinguished from each other
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