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Chemistry: Mole Problems #3


General Questions


5.00 mole Zn = ___ atoms Zn
1. 





20.0x1046 molecules H2O = ___ mole H2O
2. 





1.50 mole Ca = ___ grams Ca
3. 





6.75 mole Cu = ___ atoms Cu
4. 





1.75 x 1015 atoms K = ___ mole K
5. 





5.00g C = ___ atoms C
6. 





45.9 g Pb = ___ mole Pb
7. 





3.01 x 1023 molecules CO2 = ___ mole CO2
8. 





4.25 x 1022 atoms Ni = ___ g Ni
9. 





9.50 g Li = ___ atoms Li
10. 





0.250 mole Si = ___ atoms Si
11. 





2.30 mole Mg = ___ g Mg
12. 





25.0 x 1024 atoms Au = ___ mole Au
13. 





105 g Be = ___ mole Be
14. 





75.0 g S = ___ atoms S
15. 





Which contains a greater number of atoms, 2.0 mole of Zn or 2.0 mole Cu?
16. 





Which has a greater mass, 2.0 mole of Zn or 2.0 mole Cu?
17. 





A mole of moles digs a mole of holes. How many holes does each mole dig?
18. 








E Saylor

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