Standard Heat of Formation - Acid/Base
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CHsub4(g) + 2Osub2(g) --> COsub2(g) + 2Hsub2O(l)
triangleHsub f^degree symbol Hsub2O(l) =-285.8kJ/mole
triangleHsub f^degree symbol COHsub2(g) =-393.3kJ/mole
1) What is the standard heat of formation, triangleHsubf^degree symbol, of methane, CHsub4(g) as calculated from the data above?
2) each of the following can act as both a bronsted acid and a bronsted base except
a) HCOsub3^-
b) Hsub2POsub4^-
c) NHsub4^+
d) Hsub2O
e) HS^-
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Solution Summary
The standard heat of formation, triangle degrees are found. The answer is given with short explanation.
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1) DHf= (DHf products) - (DHf reactants) The data of Hf of reaction ...
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