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MMLU-Pro / 3704 / For the reaction C(s) + 2 H_2O(g) = CO_2(g) + 2H_2(g) calculate …

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

For the reaction C(s) + 2 H_2O(g) = CO_2(g) + 2H_2(g) calculate \DeltaH and \DeltaE at 25°C,given the following data: heat of formation at 25°C: H_2O(g) = - 57.8 kcal, CH_4(g) = - 17.9 kcal. Also, the heat of combustion of CH_4 at 25°C to CO_2 and H_2O(g) is - 192.2 kcal.

category

chemistry

options

  1. \DeltaH = 24.2 kcal, \DeltaE = 23.7 kcal
  2. \DeltaH = 18.5 kcal, \DeltaE = 19.0 kcal
  3. \DeltaH = 22.5 kcal, \DeltaE = 21.8 kcal
  4. \DeltaH = 17.5 kcal, \DeltaE = 18.1 kcal
  5. \DeltaH = 19.2 kcal, \DeltaE = 20.1 kcal
  6. \DeltaH = 21.3 kcal, \DeltaE = 20.7 kcal
  7. \DeltaH = 20.7 kcal, \DeltaE = 21.3 kcal
  8. \DeltaH = 23.1 kcal, \DeltaE = 22.4 kcal
  9. \DeltaH = 19.8 kcal, \DeltaE = 18.3 kcal
  10. \DeltaH = 25.3 kcal, \DeltaE = 24.6 kcal

src

stemez-PhysicalChemistry

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Source and history

upstream_id / Original problem ID
3704
task_id
34e752a7-23b0-5007-85c3-53a109feb5d7
task_key
default--test--3704
task_revision_id
1
config / split
default / test

Official source

initial import