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Secondary 1 | Science
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Aaron Chuan Jun
Aaron Chuan Jun

Secondary 1 chevron_right Science

Help me with question 3 and 4.

Date Posted: 2 years ago
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Shiekh Mohamad Farhan
Shiekh Mohamad Farhan's answer
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3) The large particles are bigger than the holes of the filter paper.
4) Filtration is only able to remove suspended(undissolved) solids in the seawater. Impurities are the dissolved ions like Sodium Chloride, phosphate and nitrogen ions.