89 -- Considering the given reactions, for the reaction: $4N_\gamma(g) + 3H_\gamma O(l) \rightarrow 2NH_\gamma(g) + 2N_\gamma O(g)$, how many kilojoules is $\Delta H$?
$$4NH_\gamma(g) + 3O_\gamma(g) \rightarrow 2N_\gamma(g) + 6H_\gamma O(l) \quad , \quad \Delta H = -1530 \ \text{kJ}$$ $$N_\gamma O(g) + H_\gamma(g) \rightarrow N_\gamma(g) + H_\gamma O(l) \quad , \quad \Delta H = -376 \ \text{kJ}$$ $$2H_\gamma(g) + O_\gamma(g) \rightarrow 2H_\gamma O(l) \quad , \quad \Delta H = -572 \ \text{kJ}$$
| (1) $-988$ | (2) $-1035$ |
| (3) $-1105$ | (4) $-1058$ |