Benzoic Acid
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Benzoic Acid
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25 Questions

1. Why must the benzoic acid in the hot water be dissolved quickly?

2. 249C

3. 1.32 g/cm3

4. Saturation point

5. Lungs and nervous system

6. Solubility

7. Describe the method

8. High

9. How are the crystals tested for purity?

10. Low

11. 122.12 g/mol

12. To determine the melting point of the benzoic acid crystals -

13. NaCl&methylene blue, KMnO4

14. Impurities

15. Colorless crystalline solid

16. Carboxybenzene, benzene carboxylic acid, pheny methanoic acid

17. Acetone, benzene, CCl4, chloroform, ethanol, ethy ether, hexane, methanol, toluene

18. Purification

19. 122-123C

20. Recrystallization

21. Why was benzoic acid dissolved in minimum amount of hot water?

22. Separation

23. What was the apparatus used?

24. 0.34 g/100ml

25. C7H6O2

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