2 - IS MATTER AROUND US PURE?
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Practice Questions
Test your understanding with targeted questions
What is a pure substance?
💡 Hint: Think of substances that cannot be separated into different types.
Can milk be classified as a pure substance?
💡 Hint: Recall what components are found in milk.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is a pure substance?
💡 Hint: Focus on what defines a pure substance.
True or False: Mixtures can be physically separated.
💡 Hint: Consider whether components maintain individual properties.
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Challenge Problems
Push your limits with advanced challenges
A chemist has three beakers: one with distilled water, one with saltwater, and one with a mixture of sand and salt. Describe how they would separate each component from the mixtures.
💡 Hint: Remember what methods are used for separation.
Explain the importance of distinguishing between mixtures and pure substances in scientific research.
💡 Hint: Consider how the properties of substances affect experimental results.
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