1. How many moles does 80.0 grams of H2O represent?

2. How many moles does 45.0 grams of C6H12O6 represent?

3. How many moles does 22.0 grams of CO2 represent?

4. How many moles does 56.0 grams of N2 represent?

5. What is the mass of 2.0 moles of LiOH ?

6. What is the mass of 5.0 moles of Ba(CN)2 ?

7. What is the mass of 3.5 moles of water?

8. What is the mass of 0.75 moles of CuSO4 ?

9. How many atoms does 2.0 moles of He represent?

10. How many sodium ions are in 3.0 moles of NaCl?

11. How many molecules are in 0.25 moles of CH4?

12. How many total atoms are in 8.0 moleS of H2O ?

13. How many moles of water does 6.02 x 1023 molecules represent? 14. Convert 3.01 x 1023 molecules of C2H6 to moles.

15. How many moles of C6H12O6 does 1.2 x 1024 molecules represent? 16. How many moles of CaCl2 does 2.41 x 1024 formula units represent? 17. What would be the mass of 1.20 x 1024 molecules of H20?

18. What would be the mass of 2.41 x 1024 formula units of Ba(OH)2? 19. How much mass does 1.51 x 1022 atoms of Ne represent?

20. How much mass does 7.53 x 1022 molecules of CH4 represent? 21. How many molecules does 36.0 grams of H20 represent?

22. How many molecules does 11.0 grams of CO2 represent?

23. How many atoms does 3.0 grams of carbon represent?

24. How many formula units does 200.0 grams of CaCO3 represent?

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