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d) 0.19 J/g•°C 289 1834 17. How many mL of 0.116 M Ba(OH)2 are required to completely neutralize 150.0 mL of 0.280 M HNO3? 0.780.m 0.100Lx 0.042moL a. 241mL b. 773 mL O,01ml 0.181L C. 536 mL d. 181 mL 0.021moll=o.16asly 18. A coffee-cup calorimeter contains 100.0 mL of 1.00 M HCl at 20.0°C. When 0.243 g of Mg metal is added to the acid, the ensuing reaction: Mg(s) +2 HCl(aq) → MgCl2(aq) + H2(g) AHrxn = ? causes the temperature of the solution to increase to 33.0°C. What is the value of AHn of the reaction? The density of the solution is 1.01 g/mL and specific heat is 4.18 J/(g · °C). rxn a. -326 kJ/mol AT:33,0°C b. -464 kJ/mol -549 kJ/mol 100mL to.lL c. 36.4589 =3.6758t0.2435 d. -784 kJ/mol Inol - 3.888gr 3.85mL 536.315 4,885 1.015 3.888g () (33)

d) 0.19 J/g•°C 289 1834 17. How many mL of 0.116 M Ba(OH)2 are required to completely neutralize 150.0 mL of 0.280 M HNO3? 0.780.m 0.100Lx 0.042moL a. 241mL b. 773 mL O,01ml 0.181L C. 536 mL d. 181 mL 0.021moll=o.16asly 18. A coffee-cup calorimeter contains 100.0 mL of 1.00 M HCl at 20.0°C. When 0.243 g of Mg metal is added to the acid, the ensuing reaction: Mg(s) +2 HCl(aq) → MgCl2(aq) + H2(g) AHrxn = ? causes the temperature of the solution to increase to 33.0°C. What is the value of AHn of the reaction? The density of the solution is 1.01 g/mL and specific heat is 4.18 J/(g · °C). rxn a. -326 kJ/mol AT:33,0°C b. -464 kJ/mol -549 kJ/mol 100mL to.lL c. 36.4589 =3.6758t0.2435 d. -784 kJ/mol Inol - 3.888gr 3.85mL 536.315 4,885 1.015 3.888g () (33)

Chemistry
Chemistry
10th Edition
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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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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d) 0.19 J/g•°C 289 1834 17. How many mL of 0.116 M Ba(OH)2 are required to completely neutralize 150.0 mL of 0.280 M HNO3? 0.780.m 0.100Lx 0.042moL a. 241mL b. 773 mL O,01ml 0.181L C. 536 mL d. 181 mL 0.021moll=o.16asly 18. A coffee-cup calorimeter contains 100.0 mL of 1.00 M HCl at 20.0°C. When 0.243 g of Mg metal is added to the acid, the ensuing reaction: Mg(s) +2 HCl(aq) → MgCl2(aq) + H2(g) AHrxn = ? causes the temperature of the solution to increase to 33.0°C. What is the value of AHn of the reaction? The density of the solution is 1.01 g/mL and specific heat is 4.18 J/(g · °C). rxn a. -326 kJ/mol AT:33,0°C b. -464 kJ/mol -549 kJ/mol 100mL to.lL c. 36.4589 =3.6758t0.2435 d. -784 kJ/mol Inol - 3.888gr 3.85mL 536.315 4,885 1.015 3.888g () (33)
Transcribed Image Text:d) 0.19 J/g•°C 289 1834 17. How many mL of 0.116 M Ba(OH)2 are required to completely neutralize 150.0 mL of 0.280 M HNO3? 0.780.m 0.100Lx 0.042moL a. 241mL b. 773 mL O,01ml 0.181L C. 536 mL d. 181 mL 0.021moll=o.16asly 18. A coffee-cup calorimeter contains 100.0 mL of 1.00 M HCl at 20.0°C. When 0.243 g of Mg metal is added to the acid, the ensuing reaction: Mg(s) +2 HCl(aq) → MgCl2(aq) + H2(g) AHrxn = ? causes the temperature of the solution to increase to 33.0°C. What is the value of AHn of the reaction? The density of the solution is 1.01 g/mL and specific heat is 4.18 J/(g · °C). rxn a. -326 kJ/mol AT:33,0°C b. -464 kJ/mol -549 kJ/mol 100mL to.lL c. 36.4589 =3.6758t0.2435 d. -784 kJ/mol Inol - 3.888gr 3.85mL 536.315 4,885 1.015 3.888g () (33)
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