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GRADE 10 SCIENCE (academic):
STILL MORE EXAM REVIEW
These answers are in progress.   Will be completed Friday evening, Jan 18th.

PROBLEMS

1. Mass of Iron (III) oxide produced is 160 g.

2. Mass of carbon dioxide produced is 393.0 g.

3. The oxygen gas is the limiting reagent.

4. The mass of carbon dioxide produced is 20.6 g.

I forgot to include these two questions:

5. Convert a mass of 1.2 kg of iron(III) chloride to an amount in moles.     ANSWER:   7.4 mol

6. Determine the mass found in 0.77 mol of calcium hydroxide.     ANSWER:   57 g

7. Calculate the number of hydrogen acetate (HC2H3O2) molecules present in 0.775 kg of the substance.     ANSWER:   7.78 x 1024


PART B: MATCHING 1. H
2. I
3. F
4. J
5. no definition in list
6. L
7. N
8. K
9. D
10. E
11. no definition in list
12. O
13. M
14. A
15. C
16. B
17. no definition in list


MULTIPLE CHOICE: PART C

13. B
14. C
15. B
16. C
17. D
18. B
19. A
20. C
21. A
22. C
23. A
24. E
25. B
26. A
27. D
28. A
29. B
30. B
31. A
32. B
33. 2
34. D
35. A
36. A
37. D (or stopped)
38. B
39. E
40. C
41. A (question referred to parts of trip from question #40 and #41)
42. B
43. A question is unclear; we have to assume initial velocity = 0
44. C
45. D