Moles Review
Set up the following conversion factors in dimensional analysis.
1. Grams to Moles
Given g x ___________________ = Answer mol
3.
Liters to Moles
Given L x ___________________ = Answer mol
5. Atoms to moles
Given atom x _________________ = Answer mol
2. Moles to Grams
Given mol x ___________________ = Answer g
4. Liters to Moles
Given mol x _________________ = Answer L
6. Moles to Atoms
Given mol x _________________ = Answer atom
Mole- Particle Conversions. Show all work in dimensional analysis
7. How many moles of Mg are in 3.01x1022 atoms of magnesium? (ans 0.05)
8. How many molecules are there in 4.00 moles of glucose? (ans 2.41x1024)
9. How many atoms are in 0.750 moles of Zinc? (ans 4.52x1023)
Mole- Volume Conversions. Show all work in dimensional analysis
10. Determine the number of liters occupied by 0.03 moles of gas at STP. (ans 0.67)
11. How many moles of argon atoms are present in 11.2 L of argon gas at STP? (ans 0.500)
12. What is the volume of 0.05 moles of neon gas at STP? (ans = 1.12)
Mole-Mass Conversions. Show all work in dimensional analysis.
13. How many moles are in 28 g of CO2? (ans 0.64)
14. What is the mass of 5 moles of Fe2O3? (ans 798)
15. Find the grams in 1.26x10-4 moles of HC2H3O2 (ans 7.57x10-3)
Mixed Review
16. What is the volume of 0.400 moles of N2O5? (ans = 8.96)
17. Find the mass in 2.6 moles of lithium bromide. (ans 230)
18. Find the number of moles of argon in 452g of argon. (ans 11.3)
19. How many moles are in 1.20 x 1025 atoms of phosphorus? (ans 19.9)