1. In the reaction: CH 4 + 2O 2  CO 2 + 2H 2 O How many moles of CH 4 react with 6 moles of O 2 ? A.2 moles B.4 moles C.3 moles D.1 mole

3. How many moles of silver can be produced from 0.10 moles of tin and excess AgNO 3 in the following (unbalanced) reaction? How many moles of silver can be produced from 0.10 moles of tin and excess AgNO 3 in the following (unbalanced) reaction? Sn + AgNO 3  Ag + Sn(NO 3 ) 2 Sn + AgNO 3  Ag + Sn(NO 3 ) 2. A..10 Moles B..20 Moles C..30 Moles D..40 Moles

5. How many moles of chlorine gas are needed to react with 3.20 moles of sodium to produce sodium chloride? How many moles of chlorine gas are needed to react with 3.20 moles of sodium to produce sodium chloride? A.1.60 Moles Cl 2 B.3.20 Moles Cl 2 C.6.40 Moles Cl 2

7. Hydrochloric acid reacts with calcium carbonate to produce H 2 CO 3 and calcium chloride. How many moles of HCl are required to react completely with 25g of CaCO 3 ? Hydrochloric acid reacts with calcium carbonate to produce H 2 CO 3 and calcium chloride. How many moles of HCl are required to react completely with 25g of CaCO 3 ? A..50 Mols HCl B.1.0 Mols HCl C..25 Mols HCl D..25 Mols HCl

9. How many grams of aluminum chloride are produced when 32.0g of Al react with an excess of HCl? (Hydrogen gas is the other product) How many grams of aluminum chloride are produced when 32.0g of Al react with an excess of HCl? (Hydrogen gas is the other product) A.158 g of AlCl 3 B.316 g of AlCl 3 C.76.0 g of AlCl 3

11. What mass of zinc reacts completely with 250. mL of a.384M copper(II) nitrate solution? What mass of zinc reacts completely with 250. mL of a.384M copper(II) nitrate solution? A.6.28 g B.12.56g C.3.14g

13. When aluminum metal is placed in copper(II) nitrate, a single replacement reaction occurs. If the solution is made by dissolving 52.5g of copper(II) nitrate in water, and 2.7g of aluminum is placed in the solution: When aluminum metal is placed in copper(II) nitrate, a single replacement reaction occurs. If the solution is made by dissolving 52.5g of copper(II) nitrate in water, and 2.7g of aluminum is placed in the solution: How many grams of copper metal will be produced? How many grams of copper metal will be produced? A.19 g Cu B.9.5 g Cu C.18.0 g Cu D.18 g Cu

15. How many grams of aluminum metal will be left over? How many grams of aluminum metal will be left over? A.1.0 g Al B.2.0 g Al C.None D..50 g Al

17. If 25.0g of zinc metal are reacted with 30.0g of lead(II) chloride, zinc chloride and lead metal are formed:What reactant will be in excess? If 25.0g of zinc metal are reacted with 30.0g of lead(II) chloride, zinc chloride and lead metal are formed:What reactant will be in excess? A.Zinc B.PbCl 2

19. Calculate the mass of Zinc Chloride produced? Calculate the mass of Zinc Chloride produced? A.14.2 g ZnCl 2 B.14.7 g ZnCl 2 C.14.0 g ZnCl 2

21. How many grams of the excess reactant will be left over? How many grams of the excess reactant will be left over? A.17.9 g B.16.5 g C.16.0 g D.12.2 g

23. If 150. mL of a 0.10M solution of lead nitrate, Pb(NO 3 ) 2, is combined with 125 mL of a 0.20M solution of potassium iodide, KI What is the limiting reactant? If 150. mL of a 0.10M solution of lead nitrate, Pb(NO 3 ) 2, is combined with 125 mL of a 0.20M solution of potassium iodide, KI What is the limiting reactant? A.KI B. Pb(NO3 3 ) 2

25. How many grams of the precipitate, lead iodide, will produced? A.2.5 g PbI 2 B.5.8 g PbI 2 C.2.8 g PbI 2 D..70 g g PbI 2