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Multiple Choice

Calculate the enthalpy of the following reaction based on average bond enthalpies.

Chemical reaction showing a single reactant molecule in which two nitrogen atoms are bonded by a single bond and each of the nitrogen atoms are bonded to two hydrogen atoms each by a single bond.  The products are 1 molecule of nitrogen in which two nitrogen atoms are bonded to each other with a triple bond and 2 molecules of hydrogen in which the two hydrogen atoms are bonded to each with a single bond.

1:50m

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