The Mole

Now that you have learned how to calculate quantities as they relate to a mole, use dimensional analysis to provide answers to the questions below. Make sure to completely answer each question and to show all of your work.

This activity is available below or in a printable version.

1. How many moles are there in 24.5 grams of CoF3?
2. How many molecules are there in 150.00 grams of Na2SO4?
3. How many moles are there in 2.3 x 1024 atoms of sulfur?
4. How many grams are there in 7.40 x 1023 molecules of PH3?
5. How many moles are there in 7.5 x 1023 molecules of H2SO4?
6. How many molecules are there in 55.5 grams of Cu(ClO3)2?
7. How many grams are there in 8.20 x 1025 molecules of water?
8. How many molecules are there in 238.05 grams of CO2?
9. How many molecules are there in 2.35 grams of NH4F?
10. How many grams are there in 1.50 x 1023 molecules of N2H6?
11. How many molecules are there in 20.40 grams of SiCl4?
12. How many grams are there in 3.50 moles of AlCl3?
13. How many moles are there in 4.50 x 1022 molecules of CH4?
14. How many molecules are there in 9.34 grams of NO?
15. How many grams does 4.00 moles of UF6 weigh?
16. How many moles are there in 230.0 grams of NH4OH?

Once you have finished your mole problem set, please submit your work to the dropbox.