For the reaction: N2+H2= NH3-   Which of the following is the limiting reactant if 78g of N2 and 26g of H2 are combined? a. None of these b. N2 c. NH3 d. H2

DONE 5. The reaction shown below is balanced, use it to answer the following questions. 4Fe(s) + 302(g) 2Fe2O3(s) a. If 4 Fe are used for every 302, how many moles of Fe203 are formed? 2 mols of Fe203 form b. Determine 3 different mole ratios of reactants and products using the balanced equation. c. If you start with 9.100 g Fe and an unlimited amount of O2 from the air, how many grams of Fe203 will be formed? d. If you start with 2.75 moles of Fe and an unlimited amount of O2, how many grams of I They A G The & 7 8

Consider the following balanced equation: a. What mass of H₂O should be produced when 4.00 g of B5H9 and 10.00 g of 0₂ react? 0.130 g B203 2B5H9 + 1202 --> 5B2O3 +9H₂O O 4.22 g H₂O 09.07 g H₂0 O 9. 07 g B203 O 0.234 g H₂O

4. C3H8 +O2 _CO2 +_H20 a. Balance the reaction b. What is the reaction type? c. What is the theoretical volume (L) of carbon dioxide produced from the reaction of 20.3L of propane? d. If 58.2L of CO2 is actually produced, what is the percent yield? e. What is the percent error?