Natural gas consists primarily of methane, CH4. It is used in a process called steam reforming to
Question:
CH4(g) + H2O(g) → CO(g) + 3H2(g); H × 206 kJ
The reverse reaction, the reaction of carbon monoxide and hydrogen, has been explored as a way to prepare methane (synthetic natural gas). Which of the following are exothermic? Of these, which one is the most exothermic?
a. CH4(g) + H2O(g) → CO(g) + 3H2(g)
b. 2CH4(g) + 2H2O(g) → 2CO(g) + 6H2(g)
c. CO(g) + 3H2(g) → CH4(g) + H2O(g)
d. 2CO(g) + 6H2(g) → 2CH4(g) + 2H2O(g)
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a This reaction is the one shown in the problem and it has a positive H so ...View the full answer
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