© NTScience.co.uk 2005KS3 Unit 7h - Solutions1 Solutions
© NTScience.co.uk 2005KS3 Unit 7h - Solutions2 Q1. What is the most common solvent, necessary for life, called?
© NTScience.co.uk 2005KS3 Unit 7h - Solutions3 A1. Water
© NTScience.co.uk 2005KS3 Unit 7h - Solutions4 Q2. Name a solvent that is also used as a fuel for cars
© NTScience.co.uk 2005KS3 Unit 7h - Solutions5 A2. Petrol
© NTScience.co.uk 2005KS3 Unit 7h - Solutions6 Q3. What do you call two or more substances which are together but not chemically combined?
© NTScience.co.uk 2005KS3 Unit 7h - Solutions7 A3. Mixture
© NTScience.co.uk 2005KS3 Unit 7h - Solutions8 Q4. What do you call a liquid that contains a dissolved solid?
© NTScience.co.uk 2005KS3 Unit 7h - Solutions9 A4. Solution
© NTScience.co.uk 2005KS3 Unit 7h - Solutions10 Q5. What do you call a substance that can dissolve in a liquid?
© NTScience.co.uk 2005KS3 Unit 7h - Solutions11 A5. Soluble
© NTScience.co.uk 2005KS3 Unit 7h - Solutions12 Q6. What do you call the liquid in which a substance can dissolve?
© NTScience.co.uk 2005KS3 Unit 7h - Solutions13 A6. Solvent
© NTScience.co.uk 2005KS3 Unit 7h - Solutions14 Q7. What do you call a substance that cannot dissolve in a particular liquid?
© NTScience.co.uk 2005KS3 Unit 7h - Solutions15 A7. Insoluble
© NTScience.co.uk 2005KS3 Unit 7h - Solutions16 Q8. What process do we use to separate colours in an ink, for example?
© NTScience.co.uk 2005KS3 Unit 7h - Solutions17 A8. Chromatography
© NTScience.co.uk 2005KS3 Unit 7h - Solutions18 Q9. Name an alcohol present in beer, wine and spirits?
© NTScience.co.uk 2005KS3 Unit 7h - Solutions19 A9. Ethanol
© NTScience.co.uk 2005KS3 Unit 7h - Solutions20 Q10. Name the mixture of gases that forms the Earth’s atmosphere?
© NTScience.co.uk 2005KS3 Unit 7h - Solutions21 A10. Air
© NTScience.co.uk 2005KS3 Unit 7h - Solutions22 Q11. What do you call a solution when no more substance will dissolve in it?
© NTScience.co.uk 2005KS3 Unit 7h - Solutions23 A11. Saturated
© NTScience.co.uk 2005KS3 Unit 7h - Solutions24 Q12. What process do we use to separate liquids which have different boiling points?
© NTScience.co.uk 2005KS3 Unit 7h - Solutions25 A12. Distillation
© NTScience.co.uk 2005KS3 Unit 7h - Solutions26 Q13. What process do we use to separate insoluble solids from a liquid?
© NTScience.co.uk 2005KS3 Unit 7h - Solutions27 A13. Filtration
© NTScience.co.uk 2005KS3 Unit 7h - Solutions28 Q14. What do we call the amount of a substance that dissolves per litre of solvent?
© NTScience.co.uk 2005KS3 Unit 7h - Solutions29 A14. Solubility
© NTScience.co.uk 2005KS3 Unit 7h - Solutions30 Q15. Name a chemical compound that has a sweet taste?
© NTScience.co.uk 2005KS3 Unit 7h - Solutions31 A15. Sugar
© NTScience.co.uk 2005KS3 Unit 7h - Solutions32 Well Done! Now check your score