Hydrazine (n2h4) is used as a rocket fuel. the combustion products are nitrogen (n2) and water (h2o). use the following information about bond energies to estimate the change in enthalpy associated with the combustion of 1 mol of hydrazine
bond bond energy (kj/mol)
n–n 163
n=n 418
n n 941 < - triple bond
n–h 388
o–o 146
o=o 495
o–h 463
a. −583 kj/mol d. −358 kj/mol b. +2,450 kj/mol e. −1,970 kj/mol c. −1,078 kj/mol
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