Classification of Matter and Solutions Test Review Answer Key



Classification of Matter and Solutions Test Review Answer Key

4. 0.33M 5. 106 g/mol 6. 0.727m 7. Slowly add 31 mL of the stock solution to a 250. mL volumetric flask that contains 219mL of distilled water. 8. 0.720M 9. 37g 10. 0.421m 11. 32.34%

12. 20% 13. a. 3 particles (2 sodium and 1 sulfate) b. 1 particle (molecular/covalent)

14. a. sodium sulfate (3 particles will be produced) 15. 66.1g 16. 300.g/mol 17. 16.6g

18. Solubility: maximum amount of solute that will dissolve in a given amount of solvent at a given temperature. 19. increase temperature 20. to increase solubility of gases decrease the temperature and increase the pressure 21. increase the temperature, increase stirring, decrease the size of the particles (larger surface area) 22. look up in notes or book 23. look up in notes or book 24. Physical!!!! The same chemicals are present before and after the change! TAKS 1. B 2. A 3. C 4. B 5. A

Classification of Matter and Solutions Test Review Answer Key

4. 0.33M 5. 106 g/mol 6. 0.727m 7. Slowly add 31 mL of the stock solution to a 250. mL volumetric flask that contains 219mL of distilled water. 8. 0.720M 9. 37g 10. 0.421m 11. 32.34%

12. 20% 13. a. 3 particles (2 sodium and 1 sulfate) b. 1 particle (molecular/covalent)

14. a. sodium sulfate (3 particles will be produced) 15. 66.1g 16. 300.g/mol 17. 16.6g

18. Solubility: maximum amount of solute that will dissolve in a given amount of solvent at a given temperature. 19. increase temperature 20. to increase solubility of gases decrease the temperature and increase the pressure 21. increase the temperature, increase stirring, decrease the size of the particles (larger surface area) 22. look up in notes or book 23. look up in notes or book 24. Physical!!!! The same chemicals are present before and after the change! TAKS 1. B 2. A 3. C 4. B 5. A

Classification of Matter and Solutions Test Review Answer Key

4. 0.33M 5. 106 g/mol 6. 0.727m 7. Slowly add 31 mL of the stock solution to a 250. mL volumetric flask that contains 219mL of distilled water. 8. 0.720M 9. 37g 10. 0.421m 11. 32.34%

12. 20% 13. a. 3 particles (2 sodium and 1 sulfate) b. 1 particle (molecular/covalent)

14. a. sodium sulfate (3 particles will be produced) 15. 66.1g 16. 300.g/mol 17. 16.6g

18. Solubility: maximum amount of solute that will dissolve in a given amount of solvent at a given temperature. 19. increase temperature 20. to increase solubility of gases decrease the temperature and increase the pressure 21. increase the temperature, increase stirring, decrease the size of the particles (larger surface area) 22. look up in notes or book 23. look up in notes or book 24. Physical!!!! The same chemicals are present before and after the change! TAKS 1. B 2. A 3. C 4. B 5. A

Classification of Matter and Solutions Test Review Answer Key

4. 0.33M 5. 106 g/mol 6. 0.727m 7. Slowly add 31 mL of the stock solution to a 250. mL volumetric flask that contains 219mL of distilled water. 8. 0.720M 9. 37g 10. 0.421m 11. 32.34%

12. 20% 13. a. 3 particles (2 sodium and 1 sulfate) b. 1 particle (molecular/covalent)

14. a. sodium sulfate (3 particles will be produced) 15. 66.1g 16. 300.g/mol 17. 16.6g

18. Solubility: maximum amount of solute that will dissolve in a given amount of solvent at a given temperature. 19. increase temperature 20. to increase solubility of gases decrease the temperature and increase the pressure 21. increase the temperature, increase stirring, decrease the size of the particles (larger surface area) 22. look up in notes or book 23. look up in notes or book 24. Physical!!!! The same chemicals are present before and after the change! TAKS 1. B 2. A 3. C 4. B 5. A

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