1.1 - Definition
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Practice Questions
Test your understanding with targeted questions
What is an element?
💡 Hint: Think about the basic building blocks of matter.
Give an example of a compound.
💡 Hint: It's something we drink every day.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the definition of an element?
💡 Hint: Think about the simplest form of matter.
True or False: A mixture can typically be separated by physical means.
💡 Hint: Consider how you would separate salad.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Propose a physical method to separate a mixture of sand, salt, and iron filings while ensuring minimal loss of each component.
💡 Hint: Think about the properties of each component.
Imagine you are tasked with a science experiment comparing properties of substances. How would you design an experiment to demonstrate the differences between a compound and a mixture?
💡 Hint: Consider how properties change during chemical vs. physical processes.
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