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11 12 13 Combustion of glucose occurs as shown below: 2C6H12O6 (s) + 12 02 (9)...
4. Use Hess' Law to calculate the enthalpy change (AHºr) for this reaction: (12 pts.) 6C(s)...
4. Use Hess' Law to calculate the enthalpy change (AHºr) for this reaction: (12 pts.) 6C(s) + 6H2(g) + 302(g) → C6H12O6(s) using the following equations: A. C(s) + O2(g) → CO2(g) B. H2(g) + 1/2O2(g) → H2O(g) C. C6H12O6(s) + 6O2(g) → 6CO2(g) + 6H2O)- D. H20m) → H2O(g) AH°= -393.5 kJ AH°= -241.8kJ AH°= -2803.0 kJ AH°= +40.7 kJ C 6111260) At = AHT (66 tn 4) AH3= DH, + A M₂ A4 = A Hz - H₂...
DaC. NUL20 1) Find AH, for the reaction 2H2(g) + 2C(s) + O2(g) → C2H5OH(I), using...
DaC. NUL20 1) Find AH, for the reaction 2H2(g) + 2C(s) + O2(g) → C2H5OH(I), using the following thermochemical data. For Hess's Law, rewrite equations to find out AH. C2H5OH (1) +2 02 (g) → 2 CO2 (g) + 3H20 (1) AH = -875.J C(s) + O2(g) → CO2 (g) AH = -394,51 kJ H2(g) + 12 02 (g) → H20 (1) AH = -285.8 kJ
8. A typical candy bar has 35.0 g of glucose. The human body generates energy from...
8. A typical candy bar has 35.0 g of glucose. The human body generates energy from glucose by the thermochemical equation provided below CH,204(s) + 6 02(g) → 6 CO2(g) + 6 H20(1) AH = -670 kcal How much energy is obtained from the digestion of a typical candy bar? Show your work Final Answer You are provided the following data: H2(g) → 2 Hg) Br(g) → 2 Br(g) H2(g) + Bra(g) → 2 HBr(g) AH = 436.4 kJ/mol AH...
Review Problem 6.086 Given the following thermochemical equations, 2Cu + S(s) - Cu2S(s) AH° = -79.5...
Review Problem 6.086 Given the following thermochemical equations, 2Cu + S(s) - Cu2S(s) AH° = -79.5 kJ S(s) + O2(g) → SO2(9) AH = -297 kJ Cu2S(s) + 202(g) → 2CụO(s) + SO2(g) AH° = -527.5 kJ calculate the standard enthalpy of formation (in kilojoules per mole) of Cuo(s). AH°(Cuo(s)) - kJ/mol The number of significant digits is set to 3; the tolerance is +/-2% Show Work is REQUIRED for this question: Open Show Work Review Problem 6.087 Given the...
#9-12 A simple step by step process for all please Thank you! a) -2.81 x 103...
#9-12
A simple step by step process for all please
Thank you!
a) -2.81 x 103 kJ b) -25.8 k c15.6 k d) -42.6 k e) 25.8 k Given the thermochemical equation calculate AHo for the following reaction: 9. 2NOg) + 028) 2NO2g) 솨1°=-114.0 kJ NOg) NO(g) 1/2 02(g) a) +114.0 k b) +57.0 k c) -114 kJ d) -57.0k) e) +128 k] 10. The standard enthalpy change for the following reaction is -72.8 kJ. What is the standard enthalpy...
3. A compound is analyzed and found to contain 65.4% C, 5.5% H, and 29.1%O by...
3. A compound is analyzed and found to contain 65.4% C, 5.5% H, and 29.1%O by mass. In a separate experiment, the compound is found to effuse through an opening at a rate of 3.0 x 10 mol/min. A sample of neon gas effused through the same opening at a rate of 7.0 x 10-5 mol/min. A. What is the empirical formula of the compound? (9 pts.) B. What is the molecular formula of the compound? (6 pts.) 4. Use...
Consider the reaction: 2 BsHs (I)12 02 (g) (a) Use the standard enthalpies of formation found...
Consider the reaction: 2 BsHs (I)12 02 (g) (a) Use the standard enthalpies of formation found in Appendix B of the textbook to calculate the enthalpy change of the reaction. The standard enthalpy of formation of BsH, (I) is 73.2 kl/mol. 5 B2Os (s) +9 H2O (I) (b) Predict the sign of the entropy change and provide the two reasons likely to have made the biggest impact on the entropy change (and upon which you based your prediction). (c) Based...
10. Given the thermochemical data below, what is the change in enthalpy when 10.0 g of...
10. Given the thermochemical data below, what is the change in enthalpy when 10.0 g of H, are reacted? N; (g) + 3H2(g) → 2NH, (g): AH = -91.2 kJ (A) -452 kJ (B) +452 kJ (C) -151 kJ (D) -1357 kJ 11. Which of the following is NOT a state function? 1. Heat 2. Change in enthalpy 3. Change in internal energy 4. Change in pressure (A) 1 only (B) 2 only (C) 2 and 3 (D) 1 and...
Chapter 5 and Chapter 10 Problem solving (please practice the following questions and make sure that you understand...
Chapter 5 and Chapter 10 Problem solving (please practice the following questions and make sure that you understand the principles behind: you can find Ar from textbook or website I. A 145 g sample of copper metal at 100.0°C is placed into 250.0 g of water at 25.0°C in a calorimeter. When the system reaches thermal equilibrium, the temperature of the water in the calorimeter is 28.8°C. Assume the calorimeter is perfectly insulated. What is the specific heat capacity of...
4. Use Hess' Law to calculate the enthalpy change (AHºr) for this reaction: (12 pts.) 6C(s) + 6H2(g) + 302(g) → C6H12O6(s) using the following equations: A. C(s) + O2(g) → CO2(g) B. H2(g) + 1/2O2(g) → H2O(g) C. C6H12O6(s) + 6O2(g) → 6CO2(g) + 6H2O)- D. H20m) → H2O(g) AH°= -393.5 kJ AH°= -241.8kJ AH°= -2803.0 kJ AH°= +40.7 kJ C 6111260) At = AHT (66 tn 4) AH3= DH, + A M₂ A4 = A Hz - H₂...
DaC. NUL20 1) Find AH, for the reaction 2H2(g) + 2C(s) + O2(g) → C2H5OH(I), using the following thermochemical data. For Hess's Law, rewrite equations to find out AH. C2H5OH (1) +2 02 (g) → 2 CO2 (g) + 3H20 (1) AH = -875.J C(s) + O2(g) → CO2 (g) AH = -394,51 kJ H2(g) + 12 02 (g) → H20 (1) AH = -285.8 kJ
8. A typical candy bar has 35.0 g of glucose. The human body generates energy from glucose by the thermochemical equation provided below CH,204(s) + 6 02(g) → 6 CO2(g) + 6 H20(1) AH = -670 kcal How much energy is obtained from the digestion of a typical candy bar? Show your work Final Answer You are provided the following data: H2(g) → 2 Hg) Br(g) → 2 Br(g) H2(g) + Bra(g) → 2 HBr(g) AH = 436.4 kJ/mol AH...
Review Problem 6.086 Given the following thermochemical equations, 2Cu + S(s) - Cu2S(s) AH° = -79.5 kJ S(s) + O2(g) → SO2(9) AH = -297 kJ Cu2S(s) + 202(g) → 2CụO(s) + SO2(g) AH° = -527.5 kJ calculate the standard enthalpy of formation (in kilojoules per mole) of Cuo(s). AH°(Cuo(s)) - kJ/mol The number of significant digits is set to 3; the tolerance is +/-2% Show Work is REQUIRED for this question: Open Show Work Review Problem 6.087 Given the...
#9-12
A simple step by step process for all please
Thank you!
a) -2.81 x 103 kJ b) -25.8 k c15.6 k d) -42.6 k e) 25.8 k Given the thermochemical equation calculate AHo for the following reaction: 9. 2NOg) + 028) 2NO2g) 솨1°=-114.0 kJ NOg) NO(g) 1/2 02(g) a) +114.0 k b) +57.0 k c) -114 kJ d) -57.0k) e) +128 k] 10. The standard enthalpy change for the following reaction is -72.8 kJ. What is the standard enthalpy...
3. A compound is analyzed and found to contain 65.4% C, 5.5% H, and 29.1%O by mass. In a separate experiment, the compound is found to effuse through an opening at a rate of 3.0 x 10 mol/min. A sample of neon gas effused through the same opening at a rate of 7.0 x 10-5 mol/min. A. What is the empirical formula of the compound? (9 pts.) B. What is the molecular formula of the compound? (6 pts.) 4. Use...
Consider the reaction: 2 BsHs (I)12 02 (g) (a) Use the standard enthalpies of formation found in Appendix B of the textbook to calculate the enthalpy change of the reaction. The standard enthalpy of formation of BsH, (I) is 73.2 kl/mol. 5 B2Os (s) +9 H2O (I) (b) Predict the sign of the entropy change and provide the two reasons likely to have made the biggest impact on the entropy change (and upon which you based your prediction). (c) Based...
10. Given the thermochemical data below, what is the change in enthalpy when 10.0 g of H, are reacted? N; (g) + 3H2(g) → 2NH, (g): AH = -91.2 kJ (A) -452 kJ (B) +452 kJ (C) -151 kJ (D) -1357 kJ 11. Which of the following is NOT a state function? 1. Heat 2. Change in enthalpy 3. Change in internal energy 4. Change in pressure (A) 1 only (B) 2 only (C) 2 and 3 (D) 1 and...
Chapter 5 and Chapter 10 Problem solving (please practice the following questions and make sure that you understand the principles behind: you can find Ar from textbook or website I. A 145 g sample of copper metal at 100.0°C is placed into 250.0 g of water at 25.0°C in a calorimeter. When the system reaches thermal equilibrium, the temperature of the water in the calorimeter is 28.8°C. Assume the calorimeter is perfectly insulated. What is the specific heat capacity of...
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