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Question
Using the following data, calculate the standard enthalpy of reaction for the coal gasification process 2C(s) + 2H2O(g) →CH4(g) + CO2(g).
C(s) + H2O(g) →CO(g) + H2(g); 
Hº= +131.3 kJ
CO(g) + H2O(g) →CO2(g) + H2(g); Hº= -41.2 kJ
CO(g) + 3H2(g) →CH4(g) + H2O(g); Hº= -206.1 kJ
A) -116.0 kJ
B) 378.6 kJ
C) +15.3 kJ
D) -157.2 kJ
E) -378.6 kJ
Answer
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