Biomedical Engineering: Bridging Medicine and Technology 1st Edition by Veronique Tran,Mark Saltzman

Exercise 26

One of the components in the head of "strike-anywhere" matches is tetra- phosphorus trisulfide, P4S3. The combustion is shown below.
a. Calculate the standard enthalpy of the reaction.
b. Draw a graphical representation of the standard enthalpy change for this reaction.
c. Is this an exothermic or endothermic process? Explain your answer.