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Questions and Answers
Which physical separation technique is described in the video?
Which physical separation technique is described in the video?
- Extraction
- Filtration
- Decantation
- Crystallization (correct)
What is the name for a solution in water?
What is the name for a solution in water?
- Aqueous solution (correct)
- Concentrated solution
- Saturated solution
- Dilute solution
What happens when a solution of sodium chloride in water is gently heated?
What happens when a solution of sodium chloride in water is gently heated?
- The solid dissolves
- The liquid freezes
- The liquid evaporates (correct)
- The solid evaporates
What is the purpose of simple distillation?
What is the purpose of simple distillation?
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What will be discussed in the next video?
What will be discussed in the next video?
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Study Notes
Separation Techniques
- Crystallization is the physical separation technique described in the video.
Solutions
- A solution in water is called an aqueous solution.
Heating a Solution
- When a solution of sodium chloride in water is gently heated, the solvent (water) evaporates, and the solute (sodium chloride) remains.
Simple Distillation
- The purpose of simple distillation is to separate a mixture based on differences in boiling points.
Next Video
- The next video will discuss fractional distillation.
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