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Chapters 6, 7 & 8 Additional Practice Probleme Balance the following reactions and classify as Decomposition, Combination, Single or Double Replacement a. b. CacO + CaO + CO CaClaag + Na,POe + Caz(POda + NaCleg C. d. (NHSOee + BaCl - NH Cg + Baso Mg, + AgNOeg - Ag + Mg(NOJ2 e.

Chapters 6, 7 & 8 Additional Practice Probleme Balance the following reactions and classify as Decomposition, Combination, Single or Double Replacement a. b. CacO + CaO + CO CaClaag + Na,POe + Caz(POda + NaCleg C. d. (NHSOee + BaCl - NH Cg + Baso Mg, + AgNOeg - Ag + Mg(NOJ2 e.

Chemistry
Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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10:44 A O A ao 0 e *I N © 5G al 76% i Ch6-8worksheet(1).pdf Chapters 6, 7 & 8 Additional Practice Problems 1. Balance the following reactions and classify as Decomposition, Combination, Single or Double Replacement H,0, + P,01n HPOeg a. CaCOa + CaO + CO CaClarag + + Na,POwee H Ca,(POdz + Nacleg C. d. (NHSOwee + BaClateg + NHCl, + BasO Mg + AgNOag + Ago + Mg(NOlze e. Complete the following double displacement reactions and predict whether a solid precipitate will form (consult the solubility rules, page 153 in the text). 2. a. Nacl + AGNO > b. K,POwog + NH,Cle + Mg(NOala + Na,COv - C. 3. Calculate the % w/v if 0.5 g of NaCl is added to create a 0.75 L solution. Calculate the % v/v if 100 ml of hexane is dissolved in 500 mL of solution. 4. 6. What is the molarity of a 2.5 L solution containing 0.60 moles of HCI? Calculate the number of grams of KI (potassium iodide) needed to prepare 5.0 L of a 0.10 M solution. 7. Starting with a concentrated solution of 12.OM HCI, how would you prepare 2,5 L of a 0,9 M solution? 8. Explain the difference between an exothermic and endothermic reaction and how this is related to the sign of AH? 9. 10. Which of the following represents an increase in entropy? a. melting sugar b. bailing ethanol c. freezing ice cream d. decreasing the # of gaseous products e. increasing the # of gaseous products 11. Complete the following chart: AS AH AG Spontaneous? depends on temperature NO depends on temperature Based on your knowledge of AlH and how it relates to whether a reaction endo or exothermic and your knowledge of AS and how it relates to 12.
Transcribed Image Text:10:44 A O A ao 0 e *I N © 5G al 76% i Ch6-8worksheet(1).pdf Chapters 6, 7 & 8 Additional Practice Problems 1. Balance the following reactions and classify as Decomposition, Combination, Single or Double Replacement H,0, + P,01n HPOeg a. CaCOa + CaO + CO CaClarag + + Na,POwee H Ca,(POdz + Nacleg C. d. (NHSOwee + BaClateg + NHCl, + BasO Mg + AgNOag + Ago + Mg(NOlze e. Complete the following double displacement reactions and predict whether a solid precipitate will form (consult the solubility rules, page 153 in the text). 2. a. Nacl + AGNO > b. K,POwog + NH,Cle + Mg(NOala + Na,COv - C. 3. Calculate the % w/v if 0.5 g of NaCl is added to create a 0.75 L solution. Calculate the % v/v if 100 ml of hexane is dissolved in 500 mL of solution. 4. 6. What is the molarity of a 2.5 L solution containing 0.60 moles of HCI? Calculate the number of grams of KI (potassium iodide) needed to prepare 5.0 L of a 0.10 M solution. 7. Starting with a concentrated solution of 12.OM HCI, how would you prepare 2,5 L of a 0,9 M solution? 8. Explain the difference between an exothermic and endothermic reaction and how this is related to the sign of AH? 9. 10. Which of the following represents an increase in entropy? a. melting sugar b. bailing ethanol c. freezing ice cream d. decreasing the # of gaseous products e. increasing the # of gaseous products 11. Complete the following chart: AS AH AG Spontaneous? depends on temperature NO depends on temperature Based on your knowledge of AlH and how it relates to whether a reaction endo or exothermic and your knowledge of AS and how it relates to 12.
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