Kur eteri dimetilik \(\text{CH}_3\text{OCH}_3\) digjet në trysni konstante, sipas barazimit:
\[ \text{CH}_3\text{OCH}_3{}_{(l)} + 3\text{O}_2{}_{(g)} \rightarrow 2\text{CO}_2{}_{(g)} + 3\text{H}_2\text{O}_{(l)} \]
çlirohen \(1450\ \text{kJ}\). Njehsoni \(\Delta H\) nëse digjen \(2.61\ \text{g}\) të këtij eteri.
\[ A_r(\text{C}) = 12 \]
\[ A_r(\text{O}) = 16 \]
\[ A_r(\text{H}) = 1 \]
A) \(-82.2\ \text{kJ/mol}\)
B) \(-822\ \text{kJ/mol}\)
C) \(-435\ \text{kJ/mol}\)
D) \(-43.5\ \text{kJ/mol}\)