Answer to Question #173967 in General Chemistry for maulana fitrah ramadhan

Question

It is known that the average binding energy data are as follows

• H-H 436 kj/mol
• H-N 390 kj/mol
• N (strip three) N 946 kj/mol

The heat required to decompose 12.2 L of NH3 gas into its elements in
STP conditions are ....

Answer 1

$=(436×2)+946=1,818kJ/mol.$