Stoichiometry Review

 

b nSolve the following conversion problems:

1. 5.7 mol C2H6O = __________ g
2. 419.5 g FeO2 = __________mol
3. 11.3 M NaOH  in 1350mL = __________mol

Complete the following mass-mass calculation:

1. Use the following equation to answer the following questions:

               Fe2O3  +  3 CO      2 Fe  +  3 CO2

1. How many grams of CO2 are produced from reacting 33g of Carbon Monoxide with Iron (III) Oxide?

____________g

1. How many grams of Iron (III) Oxide are needed to produce 87g of Iron?

____________g

1. How many moles of iron are produced from reacting 54g of carbon monoxide with Iron (III) oxide?

____________mol

Solve the following Molarity problems:

1. A solution has a volume of 4200mL and contains 81g of glucose (C6H12O6). What is the molarity of the solution?

___________M

1. A solution has a volume of 2300mL and contains 9.3 mol NaCl. What is its molarity?

__________M

Solve the following percent yield problems:

1. What is the percent yield if 87.2 g calcium carbonate is heated to produce 35.8g calcium oxide?

        CaCO3      CaO  +  CO2

__________%

1. What is the percent yield when 39.7g of silver nitrate reacts with copper and produces 43g of copper (II) nitrate?

Cu  +  2 AgNO3      2 Ag  +  Cu(NO3)2

__________%

Solve the following limiting reagent problems for the bolded product:

1. (410g) Zn  + (115g) 2 AgNO3      Zn(NO3)2  +  2 Ag

a.___________

b.___________

c.___________

1. (89g) 2 Bi(NO3)3  +  (235g) 3 H2SO4    Bi2(SO4)3  + 6 HNO3

a.___________

b.___________

c.___________

1. (29g) TiCl4  + (104g) 2 H2O    TiO2  + 4 HCl

a.___________

b.___________

c. ___________