Stoichiometric Calculations Moles-Moles Ratio Moles of Converted to Substance B Mole Ratio = Moles of Converted From Substance A Chapter 9 Converting Between Amounts in Moles Given moles of Substance A Moles of Converted To Substance B Moles of Converted From Substance A Mole Ratio Chapter 9 Ch 9 Moles-Moles Practice 1. Balance the following synthesis reaction. H2 (g) + N2 (g) ----> NH3 (g) Chapter 9 Ch 9 Moles-Moles Practice 2. Write all the possible mole ratios. (6 possible) H2 (g) + N2 (g) ----> NH3 (g) Chapter 9 Ch 9 Moles-Moles Practice #3 Na (s) + MgCl2(aq) ---> NaCl (aq) + Mg (s) a. b. c. d. What type of chemical reaction? Balance the chemical reaction? How many solutions are in this equation? Write out all of the possible mole ratio combinations (12). Chapter 9 Ch 9 Moles-Moles Practice #4 Solid H2CO3 can form when CO2 gas reacts with liquid H2O? a. Write the balanced equation b. How many moles of H2CO3 solid can form when 6.50 moles of CO2 gas react with excess liquid H2O? Chapter 9 Ch 9 Moles-Moles Practice #5a,b Gaseous propane (C3H8) reacts in a combustion reaction? a. Write the balanced equation b. How many moles of oxygen gas are required to completely combust 4.50 moles of propane? Chapter 9 Ch 9 Moles-Moles Practice #5c Gaseous propane (C3H8) reacts in a combustion reaction? c. How many moles of carbon dioxide are formed in the reac@on? Chapter 9 Ch 9 Moles-Moles Practice #5d Gaseous propane (C3H8) reacts in a combustion reaction? d. How many moles of water are formed in the reac@on? Chapter 9
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