a The Ostwald process for the commercial production of nitric acid from ammonia and oxygen involves the following steps: 4NH3(g) + 502(g) → 4NO(g) + 6H20(g) (1) 2NO(g) + O2(g) → 2NO2(g) (2) 3NO2(g) + H20(1) → 2HNO3(aq) + NO(g) (3) Use the values of AH°f to calculate the value of AH° for each of the preceding reactions. AH°f, kJ/mol NH3(g) -46 NO(g) 90. H2O(g) -242 NO2(g) 34 Н,0() -286 HNO3(aq) -207 AH°1 = kJ AH°2 = kJ AH° - kJ Write the overall equation for the production of nitric acid by the Ostwald process by combining the preceding equations. (Water is also a product.) (Use the lowest possible coefficients. Use the pull-down boxes to specify states such as (aq) or (s). If a box is not needed, leave it blank.)
a The Ostwald process for the commercial production of nitric acid from ammonia and oxygen involves the following steps: 4NH3(g) + 502(g) → 4NO(g) + 6H20(g) (1) 2NO(g) + O2(g) → 2NO2(g) (2) 3NO2(g) + H20(1) → 2HNO3(aq) + NO(g) (3) Use the values of AH°f to calculate the value of AH° for each of the preceding reactions. AH°f, kJ/mol NH3(g) -46 NO(g) 90. H2O(g) -242 NO2(g) 34 Н,0() -286 HNO3(aq) -207 AH°1 = kJ AH°2 = kJ AH° - kJ Write the overall equation for the production of nitric acid by the Ostwald process by combining the preceding equations. (Water is also a product.) (Use the lowest possible coefficients. Use the pull-down boxes to specify states such as (aq) or (s). If a box is not needed, leave it blank.)
Chemistry
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Chapter3: Stoichiometry
Section: Chapter Questions
Problem 105E: Silicon is produced for the chemical and electronics industries by the following reactions. Give the...
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![a The Ostwald process for the commercial production of nitric acid from ammonia and oxygen involves the following steps:
4NH3(g) + 502(g) → 4NO(g) + 6H20(g)
(1)
2NO(g) + O2(g) → 2NO2(g)
(2)
3NO2(g) + H20(1) → 2HNO3(aq) + NO(g) (3)
Use the values of AH°f to calculate the value of AH° for each of the preceding reactions.
AH°f, kJ/mol
NH3(g)
-46
NO(g)
90.
H2O(g)
-242
NO2(g)
34
Н,0()
-286
HNO3(aq) -207
AH°1 =
kJ
AH°2 =
kJ
AH° -
kJ
Write the overall equation for the production of nitric acid by the Ostwald process by combining the preceding equations. (Water is also a product.)
(Use the lowest possible coefficients. Use the pull-down boxes to specify states such as (aq) or (s). If a box is not needed, leave it blank.)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb417ffb6-eb7d-4466-b664-89f966a306a6%2F93338a35-180e-4c3e-bddb-0ac60c9bd0ce%2Fbc8ei38.png&w=3840&q=75)
Transcribed Image Text:a The Ostwald process for the commercial production of nitric acid from ammonia and oxygen involves the following steps:
4NH3(g) + 502(g) → 4NO(g) + 6H20(g)
(1)
2NO(g) + O2(g) → 2NO2(g)
(2)
3NO2(g) + H20(1) → 2HNO3(aq) + NO(g) (3)
Use the values of AH°f to calculate the value of AH° for each of the preceding reactions.
AH°f, kJ/mol
NH3(g)
-46
NO(g)
90.
H2O(g)
-242
NO2(g)
34
Н,0()
-286
HNO3(aq) -207
AH°1 =
kJ
AH°2 =
kJ
AH° -
kJ
Write the overall equation for the production of nitric acid by the Ostwald process by combining the preceding equations. (Water is also a product.)
(Use the lowest possible coefficients. Use the pull-down boxes to specify states such as (aq) or (s). If a box is not needed, leave it blank.)
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