Chemistry, 31.08.2019 02:30 pooh969owys2a
Answer all parts (0) in the recovery of iron from iron ore, the reduction of the ore is actually accomplished by reactions involving carbon monoxide. using the following thermodynamical equations fe3o4 (s) + co (g) â 3 feo (s) + co2 (g) ahâ°+38 kj 3fe2o3 (s) +co (g) â 2fe3o4 (s) + co2 (g) ahâ°=-59kj fe2o3 (s) + 3c0 (9) ⺠2fe (s) + 3co2 (9) ahá»=-28kj (a) calculate ah⺠for the reaction: feo (s) + co (9) ⺠fe (s) + co2 (g) [10 marks] (b) if the as for the reaction is -23.6 j/mol calculate the ag value at 200â°c. [5 marks] (c) is the reaction spontaneous at 200â°c? explain your answer. [5 marks]
Answers: 2
Chemistry, 22.06.2019 13:00, carlinryan
16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.
Answers: 2
Chemistry, 22.06.2019 14:40, neonbluefaith
Which statement best describes the function of enzymes?
Answers: 1
Answer all parts (0) in the recovery of iron from iron ore, the reduction of the ore is actually acc...
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