The Mega Mole Worksheet
The Mega Mole Worksheet
#1-10 Convert to Moles
1. 12.04 x 1023 atoms He
2. 3.01 x 1023 atoms Cu
3. 3.612 x 1023 atoms Fe
4. 100 atoms Ar
5. 1 atom S
6. 24 grams S
7. 59.3 grams Sn
8. 98.9 grams Na
9. 5000 grams K
10. 0.000500 grams Ne
#11-15 Convert to mass in grams
11. 10.0 moles Na
12. 2.20 moles Sn
13. 5.00 moles Ag
14. 0.0003000 moles Au
15. 1.00 x 1023 moles B
#16-20 Convert to number of atoms
16. 3.00 moles Ar
17. 8.50 moles Fe
18. 25.0 moles Ar
19. 2100.0 grams Na
20. 1.00 x 105 grams Al
ANSWERS IN RED (
1. 2.000 moles
2. 0.500 moles
3. 0.6000 moles
4. 1.66 x 10-22 moles ( 2 x 10-22 moles
5. 1.66 x 10-24moles ( 2 x 10-24 moles
6. 0.75moles
7. 0.500moles
8. 4.30 moles
9. 127.9 moles ( 1X102 moles
10. 2.48 x 10-5 moles
11. 230. g
12. 261g
13. 539 g
14. 0.05909 g
15. 1.08 x 1024 g
16. 1.81 x 1024 atoms
17. 5.12 x 1024 atoms
18. 1.51 x 1025 atoms
19. 5.4989 x 1025 atoms
20. 2.23 x 1027 atoms
#1-10 Convert to moles
1. 6.02 x 1023 molecules CO2
2. 1.806 x 1023 molecules Cl2
3. 1.51 x 1023 molecules H2O
4. 1000 molecules P4O10
5. 1 molecule NH3
6. 34 grams NH3
7. 50.0 grams CaCO3
8. 360 grams H2O
9. 9.00 grams H2SO4
10. 1.00 grams NaCl
#11-15 Convert to mass in grams
11. 5.0 moles NH3
12. 4.50 moles NaCl
13. 0.30 moles NaCl
14. 0.00200 moles Na2SO4
15. 1.50 x 10-4 moles AgCl
#16-20 Convert to number of molecules
16. 2.0 moles CO2
17. 1.8 moles PCl3
18. 35.0 moles NH3
19. 5.30 x 10-4 grams SO2
20. 9.00 x 10-5 grams CO
ANSWERS IN RED (
1. 1.00 mole
2. 0.3000 moles
3. 0.252 moles
4. 2 x 10-21 moles
5. 2 x 10-24 moles
6. 2.0 moles
7. 0.500 moles
8. 20. moles
9. 0.0920 moles
10. 0.0171 moles
11. 85 g
12. 263 g
13. 18 g
14. 0.280 g
15. 0.0200 g
16. 1.2 x 1024 atoms
17. 1.1 x 1024 atoms
18. 2.11 x 1025 atoms
19. 4.98 x 1018 atoms
20. 1.93 x 1018 atoms
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