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This text explores the definitions and differences between pure substances and mixtures, as well as mechanical mixtures and solutions. It provides examples for clarity, such as identifying liquids in the home and distinguishing between solutions and mixtures. Additionally, it guides readers to create a chart of household liquids, analyzing their composition by identifying solutes and solvents. Through these questions and explanations, readers will gain a solid understanding of fundamental concepts in chemistry related to mixtures and solutions.
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Comprehension questions 1. a) What is a pure substance? b) What is a mixture? 2. In your own words, describe the difference between a mechanical mixture and a solution. 3. Which of the following is a solution and which is a mechanical mixture? Explain the reason for your choice. a) Wood c) Tap water b) Orange juice d) A loonie 4. Give an example of each of the following types of solutions (not including any that were already mentioned): a) A liquid in a liquid b) A solid in a liquid c) A solid in a solid 5. Make a chart and list 10 liquids found at home. Examine the contents by reading the label. Identify which ones are solutions and state the solute and solvents involved.
