Table 5.

Intensities for peaks of each elements in different condition).

ElementsConditions	Before heating 27${}^{\circ }$C	Heated 80${}^{\circ }$C	After heating 27${}^{\circ }$C	$Q_i$
Carbon	33,396	50,673	42,280	8884
Hydrogen	1952	3144	2764	812
Nitrogen (N1/N2)	284/405	222/526	300/545	16/140
Oxygen	1400	1866	1202	198