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Questions and Answers
What is the particle size range of colloidal suspensions?
What is the particle size range of colloidal suspensions?
- 1 to 10 cm
- 10 -2 to 1 cm
- 10 -7 to 10 -4 cm (correct)
- 10 -4 to 10 -2 cm
Why are colloidal particles difficult to filter?
Why are colloidal particles difficult to filter?
- Due to their visibility
- Due to their large size
- Due to their tendency to settle
- Due to their small size (correct)
What is the characteristic behavior of colloidal particles in solution?
What is the characteristic behavior of colloidal particles in solution?
- They are visible to the naked eye
- They show no tendency to settle (correct)
- They settle quickly
- They are easily filtered
