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Secondary 1 | Maths
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Help Nicholas Leong! Anyone can contribute an answer, even non-tutors.
This is secondary 1 science need help with question 6 and 7C
Date Posted: 6 years ago
Views: 290
7c no, because it contains the poisonous Dye A
For 6(a), read the table carefully
One of them can be attracted by magnet
One of them cannot dissolve in water, the other can. Recall what method to use to separate an insoluble substance from a solution
The other which can dissolve in water, recall the method in which separates a solute from its solvent
For 6(b), recall what distillation is. What do you get from distillation? Solute(the solid dissolved in the liquid) or solvent(the liquid)?
Refer to your notes and try this question by yourself. All the best!
One of them can be attracted by magnet
One of them cannot dissolve in water, the other can. Recall what method to use to separate an insoluble substance from a solution
The other which can dissolve in water, recall the method in which separates a solute from its solvent
For 6(b), recall what distillation is. What do you get from distillation? Solute(the solid dissolved in the liquid) or solvent(the liquid)?
Refer to your notes and try this question by yourself. All the best!
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