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![: Chu +202 (9) (92 » ca +2the 19, Ton olf = -802-4 kJ (9 OH = -1[-676 kJ) CHY (202 - 3 oz] - CH₃ on 19) . CHut (9) to 19) > c](http://img.homeworklib.com/questions/0566e310-7066-11ea-aef6-49dbf05b82f2.png?x-oss-process=image/resize,w_560)
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1. The enthalpies of the following reactions can be measured. CH, (g) + 20, (g) CO2(g)...
2. The enthalpies of the following reactions can be measured. CH, (g) + 302 (8) 200,...
2. The enthalpies of the following reactions can be measured. CH, (g) + 302 (8) 200, (g) + 2H,0 (1) AH = -1411.1 kJ CH,OH (1) + 302 (9) 2002 (9) + 3H20 (1) AH° = -1367.5 kJ Use these values and Hess's law to determine the enthalpy change for the reaction CH, (g) + H20 (1) - CHOH (1)
13. Consider the following equation 2C(s) + 2 H20 (g) CH, (g) + CO2(g) Determine the...
13. Consider the following equation 2C(s) + 2 H20 (g) CH, (g) + CO2(g) Determine the standard enthalpy change for this reaction from the following standard enthalpies of reaction : (1) C(s) + H2O (g) CO(g) + H, (g) AH° - 131.3 kJ (2) CO(g) + H2O (g) CO2(g) + H2(g) AH° - -41.2 kJ (3) CH, (g) + H,0(g) 3H, (g) + CO(g) AH° - 206.1 kJ A 15.3 B. -116.1 C. 378.2 D. -427.0
13. Consider the following equation 2 C(s) + 2 H2O(g) + CH, (g) + CO2(g) Determine...
13. Consider the following equation 2 C(s) + 2 H2O(g) + CH, (g) + CO2(g) Determine the standard enthalpy change for this reaction from the following standard enthalpies of reaction : (1) C(s) + H2O(g) + CO(g) + H2(g) AH° = 131.3 kJ (2) CO (g) + H2O(g) + CO2(g) + H2(g) AH° = -41.2 kJ (3) CH, (g) + H2O(g) + 3H2(g) + CO (g) AH° = 206.1 kJ A. 15.3 B. -116.1 C. 378.2 D. -427.0
11. It is possible to measure the enthalpy change for the two reactions below. Reaction equation...
11. It is possible to measure the enthalpy change for the two reactions below. Reaction equation Standard Enthalpy of reaction (kJ/mol.rxn) a. CH4 (g) + 2O2 (g) → CO2(g) + 2 H20 (g) b. CH3OH (g) + 3/2 02(g) → CO2(g) + 2H20 (8) -802.4 -676 Using Hess's Law, determine the enthalpy change for the reaction below. C. CH4 (8) + % O2 (8) > CH3OH (g)
Hence, the reaction enthalpy for the overall reaction is-297 kJ + (-99 kJ) = -396 kJ....
Hence, the reaction enthalpy for the overall reaction is-297 kJ + (-99 kJ) = -396 kJ. Part C Hess's Law of Constant Heat Summation button within the activity and use the example shown to calculate the reaction enthalpy, AH CH, (g)+202 (g)-CO2 (g ) + 2H,O(1) Use the series of reactions that follow: Click on the for the following reaction: 1. C(s)+2H2 (g)->CH, (g). AH= -74.8 kJ. C)+O2 g)-CO2(g), AH= -393.5 kJ. 3. 2H2 (g) +O2(g) -+2H,6(g), AH-484.0 kJ 4....
6. Hess's Law. Use the data in Table 1 to calculate AH for the reaction below:...
6. Hess's Law. Use the data in Table 1 to calculate AH for the reaction below: Table 1. Change in Enthalpy for Reactions Reactions Change in Enthalpy (AH) AH = -393.5 kJ/mol (1) C() (2) Hz((g) + + O2(g) O2(g) → CO2(8) → H2O(l) AH2 = -285.8 kJ/mol (3) 2CH.(g) + 702(g) → 4 CO2(g)+ 6H2O(1) AH = -283.0 kJ/mol Calculate the enthalpy change for the reaction: 2 C(s) + 3H2(g) → CzH6(g) AH = kJ/mol
6. Hess's Law. Use the data in Table 1 to calculate AH for the reaction below:...
6. Hess's Law. Use the data in Table 1 to calculate AH for the reaction below: Table 1. Change in Enthalpy for Reactions Reactions Change in Enthalpy (AH) AH = -393.5 kJ/mol (1) C() (2) Hz((g) + + O2(g) O2(g) → CO2(8) → H2O(l) AH2 = -285.8 kJ/mol (3) 2CH.(g) + 702(g) → 4 CO2(g)+ 6H2O(1) AH = -283.0 kJ/mol Calculate the enthalpy change for the reaction: 2 C(s) + 3H2(g) → CzH6(g) AH = kJ/mol
to 14. (20 points) Use the following information to Show your work. e the following information...
to 14. (20 points) Use the following information to Show your work. e the following information to determine the enthalpy for the reaction shown below. CH(g) + H2O(g) → CO(g) + 3H-(8) AH = ? 2C(s) + 2H2O(g) CH.(g) + CO:(8) All = 15.3 kJ C(s) + H2O(g) → CO(g) +H;(8) AH = 131.3 kJ CO(g) + H2O(g) + CO2(g) + H:(g) AH -41.2 kJ 15. (15 points) Ethanol is being promoted as renewable biofuel. Use the standard enthalpies of...
Why do we divide enthalpies in the first problem but multiply enthalpies in the second problem....
Why do we divide
enthalpies in the first problem but multiply enthalpies in the
second problem. What is different about these two problems that we
have to use a different tactic to find the enthalpy of the third
equation.
5. Use Hess's law to calculate the enthalpy change for the reaction 3PICL given that 2Hg)0(82H0() 302(g)203(g) AH-483.6k AH 284.6 k 699 →
Using Hess's Law, determine the enthalpy change of the following reaction. CS2(1) + 3 O2(g) -->...
Using Hess's Law, determine the enthalpy change of the following reaction. CS2(1) + 3 O2(g) --> CO2(g) + 2 SO2(g) C(s) + O2(g) --> CO2(g) AH = -393.5 kJ/mol S(s) + O2(g) --> SO2(g) AH = -296.8 kJ/mol C(s) + 25(s) --> CS2(8) AH = +87.9 kJ/mol -899.2 kJ O-778.2 kJ -602.4 kJ - 1075.0 kJ
2. The enthalpies of the following reactions can be measured. CH, (g) + 302 (8) 200, (g) + 2H,0 (1) AH = -1411.1 kJ CH,OH (1) + 302 (9) 2002 (9) + 3H20 (1) AH° = -1367.5 kJ Use these values and Hess's law to determine the enthalpy change for the reaction CH, (g) + H20 (1) - CHOH (1)
13. Consider the following equation 2C(s) + 2 H20 (g) CH, (g) + CO2(g) Determine the standard enthalpy change for this reaction from the following standard enthalpies of reaction : (1) C(s) + H2O (g) CO(g) + H, (g) AH° - 131.3 kJ (2) CO(g) + H2O (g) CO2(g) + H2(g) AH° - -41.2 kJ (3) CH, (g) + H,0(g) 3H, (g) + CO(g) AH° - 206.1 kJ A 15.3 B. -116.1 C. 378.2 D. -427.0
13. Consider the following equation 2 C(s) + 2 H2O(g) + CH, (g) + CO2(g) Determine the standard enthalpy change for this reaction from the following standard enthalpies of reaction : (1) C(s) + H2O(g) + CO(g) + H2(g) AH° = 131.3 kJ (2) CO (g) + H2O(g) + CO2(g) + H2(g) AH° = -41.2 kJ (3) CH, (g) + H2O(g) + 3H2(g) + CO (g) AH° = 206.1 kJ A. 15.3 B. -116.1 C. 378.2 D. -427.0
11. It is possible to measure the enthalpy change for the two reactions below. Reaction equation Standard Enthalpy of reaction (kJ/mol.rxn) a. CH4 (g) + 2O2 (g) → CO2(g) + 2 H20 (g) b. CH3OH (g) + 3/2 02(g) → CO2(g) + 2H20 (8) -802.4 -676 Using Hess's Law, determine the enthalpy change for the reaction below. C. CH4 (8) + % O2 (8) > CH3OH (g)
Hence, the reaction enthalpy for the overall reaction is-297 kJ + (-99 kJ) = -396 kJ. Part C Hess's Law of Constant Heat Summation button within the activity and use the example shown to calculate the reaction enthalpy, AH CH, (g)+202 (g)-CO2 (g ) + 2H,O(1) Use the series of reactions that follow: Click on the for the following reaction: 1. C(s)+2H2 (g)->CH, (g). AH= -74.8 kJ. C)+O2 g)-CO2(g), AH= -393.5 kJ. 3. 2H2 (g) +O2(g) -+2H,6(g), AH-484.0 kJ 4....
6. Hess's Law. Use the data in Table 1 to calculate AH for the reaction below: Table 1. Change in Enthalpy for Reactions Reactions Change in Enthalpy (AH) AH = -393.5 kJ/mol (1) C() (2) Hz((g) + + O2(g) O2(g) → CO2(8) → H2O(l) AH2 = -285.8 kJ/mol (3) 2CH.(g) + 702(g) → 4 CO2(g)+ 6H2O(1) AH = -283.0 kJ/mol Calculate the enthalpy change for the reaction: 2 C(s) + 3H2(g) → CzH6(g) AH = kJ/mol
6. Hess's Law. Use the data in Table 1 to calculate AH for the reaction below: Table 1. Change in Enthalpy for Reactions Reactions Change in Enthalpy (AH) AH = -393.5 kJ/mol (1) C() (2) Hz((g) + + O2(g) O2(g) → CO2(8) → H2O(l) AH2 = -285.8 kJ/mol (3) 2CH.(g) + 702(g) → 4 CO2(g)+ 6H2O(1) AH = -283.0 kJ/mol Calculate the enthalpy change for the reaction: 2 C(s) + 3H2(g) → CzH6(g) AH = kJ/mol
to 14. (20 points) Use the following information to Show your work. e the following information to determine the enthalpy for the reaction shown below. CH(g) + H2O(g) → CO(g) + 3H-(8) AH = ? 2C(s) + 2H2O(g) CH.(g) + CO:(8) All = 15.3 kJ C(s) + H2O(g) → CO(g) +H;(8) AH = 131.3 kJ CO(g) + H2O(g) + CO2(g) + H:(g) AH -41.2 kJ 15. (15 points) Ethanol is being promoted as renewable biofuel. Use the standard enthalpies of...
Why do we divide
enthalpies in the first problem but multiply enthalpies in the
second problem. What is different about these two problems that we
have to use a different tactic to find the enthalpy of the third
equation.
5. Use Hess's law to calculate the enthalpy change for the reaction 3PICL given that 2Hg)0(82H0() 302(g)203(g) AH-483.6k AH 284.6 k 699 →
Using Hess's Law, determine the enthalpy change of the following reaction. CS2(1) + 3 O2(g) --> CO2(g) + 2 SO2(g) C(s) + O2(g) --> CO2(g) AH = -393.5 kJ/mol S(s) + O2(g) --> SO2(g) AH = -296.8 kJ/mol C(s) + 25(s) --> CS2(8) AH = +87.9 kJ/mol -899.2 kJ O-778.2 kJ -602.4 kJ - 1075.0 kJ
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