1. Fe

2. 5

3. 18

4. 3351

5. 3.65 x 10¹³¹

6. 32.8

7. 15 %

8. 120°

9.   5.0 x 10^-8

10.   HNO₃

11.  (NH₄)₃PO₄

12. 2 LiOH + H₂SO₃ --> Li₂SO₃ + 2 H₂O
13. 1.37 x 10^-2 cm

14.  42.34 (plus or minus 0.03°)

15. 7

16. 0.205 mol

17.  Na₂O and Co(NO₃)₂ (BOTH ANSWERS MUST BE CORRECT)

18. 40.56 % S

19. 278.05 g/mol

20. 0.210 and -0.190  (BOTH ANSWERS MUST BE CORRECT)

21. 27.3 g

22. CO₂ and ClO₂⁺  (BOTH ANSWERS MUST BE CORRECT)

23.  24.2 cm (UNITS MUST BE GIVEN HERE FOR CREDIT)

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