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Questions and Answers
Which of the following best describes a mixture?
Which of the following best describes a mixture?
- A combination of two or more substances that are not chemically combined (correct)
- A substance made of only one type of atom
- A combination of two or more substances that form a new substance with different properties
- A substance that cannot be separated into simpler substances by physical or chemical means
What happens when a solution is formed?
What happens when a solution is formed?
- The substances lose their properties
- The substances react to form a new compound
- One substance dissolves in another to form a homogeneous mixture (correct)
- The substances remain separate but mixed together
Which method can be used to separate a mixture of salt and water?
Which method can be used to separate a mixture of salt and water?
- Decantation
- Sublimation
- Magnetic separation
- Evaporation (correct)
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