1. Stoich Review

2. Particles in 10.5 mols of Ammonium Nitrate

3. 1.25 x 10 23 atoms of magnesium into Mols

4. 6.5 x 10 22 particles of potassium chloride into mols

5. 9.99 mols of Sodium hydroxide into particles

6. Mols are in 10 grams NH 4 CN

7. Grams of 0.75 mols ZnSO 4

8. 0.5 mols Mg(CN) 2 into grams

9. Mass of 0.2 mols Rb 2 CO 3

10. 32 g K 2 Te into Mols

11. Mass of 1.1 mols CuBr 2

12. How many grams are there in 3.4 x 10 24 molecules of NH 3

13. ____ NaCl + _____ F 2  ____ NaF + _____ Cl 2 Calculate the number of mols of NaF produced by 5.25 mols of Fluroine?

14. ____ NaCl + _____ F 2  ____ NaF + _____ Cl 2 How many mols of Chlorine is produced if we have 25 mols of Fluorine?

15. ____ AgNO 3 +____ Cu  _____ Cu(NO 3 ) 2 + _____Ag How many mols of silver are produced if 5.5 mols of copper was used in the beginning?

16. ____ AgNO 3 +____ Cu  _____ Cu(NO 3 ) 2 + _____Ag If we started with 5.5 grams of Cu, how many mols of Ag was produced?

17. ____ AgNO 3 +____ Cu  _____ Cu(NO 3 ) 2 + _____Ag If 10.45 grams of Copper (II) Nitrate was produced, how many mols of Cu was used in the beginning?

18. ____ AgNO 3 +____ Cu  _____ Cu(NO 3 ) 2 + _____Ag If we started with 15 grams of AgNO 3, what mass (in grams) of Ag was produced?

19. C 2 H 4 + 3 O 2  2 CO 2 + 2 H 2 O If you start with 45 grams of ethylene (C 2 H 4 ), how many grams of carbon dioxide will be produced?

20. 2 HCl + Na 2 SO 4  2 NaCl + H 2 SO 4 If you start with 20 grams of hydrochloric acid, how many grams of sulfuric acid will be produced?

21. ___CuCl 2 + ___NaNO 3  ___Cu(NO 3 ) 2 + ___NaCl If 25 grams of copper (II) chloride react with 21 grams of sodium nitrate, how much sodium chloride can be formed?

22. ___CuCl 2 + ___NaNO 3  ___Cu(NO 3 ) 2 + ___NaCl What is the LR? What is the ER?

23. ___CuCl 2 + ___NaNO 3  ___Cu(NO 3 ) 2 + ___NaCl How much ER is left after the reaction drives to completion?

24. ___CuCl 2 + ___NaNO 3  ___Cu(NO 3 ) 2 + ___NaCl How many grams of copper(II) nitrate is formed?

25. What to expect on Assessment: 1.Avogadros Number 2.Molar Mass (Mol-Mass and reverse) 3.Mol-Mol (balance equation) 4.Mass-Mass (combo of all the above) 5.LR/ER (view notes from Friday, very similar, 1 st and 3 rd Period ONLY)

26. Slide # Answers 2) 6.32x10^2411) 246.4 g20) 27.22 g 3) 0.21 mol12) 96.01 g21) 14.33 g 4) 0.11 mol13) 10.5 mol22) NaNO3/CuCl2 5) 6.01x10^2414) 2523) 4.44 g excess 6) 0.23 mol15) 1124) 23.22 g 7) 120.75 g16) 0.17 mols 8) 38g17) 0.06 mol 9) 230 g18) 9.53 g 10) 0.16 mol19) 141.43 g