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anonymous
 one year ago
By using the following reactions, calculate the heat of formation of pentane (C5H12) gas from carbon and hydrogen gas. C (s) + O2 (g) CO2 (g), H = 395 kJ/mol
H2 (g) + 1/2O2 (g) H2O (l), H = 285 kJ/mol
C5H12 (g) + 8O2 5CO2 (g) + 6H2O (l), H = 3.54 × 103 kJ/mol
anonymous
 one year ago
By using the following reactions, calculate the heat of formation of pentane (C5H12) gas from carbon and hydrogen gas. C (s) + O2 (g) CO2 (g), H = 395 kJ/mol H2 (g) + 1/2O2 (g) H2O (l), H = 285 kJ/mol C5H12 (g) + 8O2 5CO2 (g) + 6H2O (l), H = 3.54 × 103 kJ/mol

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0My teacher told me yesterday in tutoring that I need to reverse some of them and multiply others and I'm just really lost with this.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I know how to do this Give me 5min.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Can you post a pic of the question? There we no arrows.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0My bad, are you still available?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0C (s) + O2 (g) > CO2 (g), H = 395 kJ/mol

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0H2 (g) + 1/2O2 (g) > H2O (l), H = 285 kJ/mol

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0C5H12 (g) + 8O2 > 5CO2 (g) + 6H2O (l), H = 3.54 × 103 kJ/mol

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Yup I can still help.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I think you are missing a reaction,but I'm not positive

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0What is the equation you are trying to get, I assume it is this one

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I am simply trying to find the heat of formation of those three equations
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