PAG 2.2 – Determination of the molar mass of an acid
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Question 1 of 30
1. Question
What type of pipette should be used?
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Question 2 of 30
2. Question
What type of measuring cylinder be used?
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Question 3 of 30
3. Question
What type of volumetric flask should be used?
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Question 4 of 30
4. Question
What type of conical flask should be used?
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Question 5 of 30
5. Question
What concentration of sodium hydroxide should be used?
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Question 6 of 30
6. Question
How much sodium hydroxide should be placed into a conical flask?
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Question 7 of 30
7. Question
Which type of indicator should be used?
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Question 8 of 30
8. Question
What colour is phenolphthalein in acid?
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Question 9 of 30
9. Question
What colour is phenolphthalein in alkali?
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Question 10 of 30
10. Question
For a titration using phenolphthalein, what colour would indicate the end point?
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Question 11 of 30
11. Question
What is one hazard when using the unknown hydrated acid within this experiment?
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Question 12 of 30
12. Question
What is one hazard when using phenolphthalein within an experiment?
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Question 13 of 30
13. Question
What type of sodium hydroxide should be used?
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Question 14 of 30
14. Question
To how many decimal places should the balance used be to?
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Question 15 of 30
15. Question
What should a clamp be used to support?
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Question 16 of 30
16. Question
What type of funnel should be used?
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Question 17 of 30
17. Question
What type of pipette should be used?
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Question 18 of 30
18. Question
What type of flask should be used?
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Question 19 of 30
19. Question
What type of flask should be used?
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Question 20 of 30
20. Question
What should the unknown hydrated acid be dissolved in?
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Question 21 of 30
21. Question
How many drops of phenolphthalein should be used?
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Question 22 of 30
22. Question
How many times should the titration be repeated?
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Question 23 of 30
23. Question
Which of the following compounds should be placed in the burette?
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Question 24 of 30
24. Question
Which of the following compounds should be placed in the conical flask?
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Question 25 of 30
25. Question
From your titration results, what should be calculated?
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Question 26 of 30
26. Question
What maximum uncertainty does the balance have?
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Question 27 of 30
27. Question
What maximum uncertainty does the burette have?
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Question 28 of 30
28. Question
What maximum uncertainty does the volumetric flask have?
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Question 29 of 30
29. Question
What maximum uncertainty does the pipette have?
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Question 30 of 30
30. Question
How many significant figures should results be written to?
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