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Question
Given the following thermochemical data at 25ºC and 1 atm pressure,
O2(g) + 2B(s) →B2O3(s); 
Hº= -1264 kJ
O3(g) + 2B(s) →B2O3(s); Hº= -1406 kJ
determine Hº for the following reaction at 25ºC and 1 atm pressure.
3O2(g) →2O3(g)
A) -980 kJ/mol
B) +284 kJ/mol
C) +980 kJ/mol
D) -2670 kJ/mol
E) -284 kJ/mol
Answer
This answer is hidden. It contains 1 characters.
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