NH3(g) reacts with CuO(s) according to the following reaction:3CuO(s)+2NH3(g)→3Cu(s)+N2(g)+3H2O(l)Standard enthalpies of formation of NH3(g), CuO(s) and H2O(l) are −46 kJ mol−1, −155 kJ mol−1, and −285 kJ mol−1 respectively. The magnitude of heat liberated (in kJ) when 2.72 g of NH3(g) is reacted completely with CuO(s) according to the reaction given above when all the reactants and products are in their standard state is:

NH3(g) reacts with CuO(s) according to the following reaction:3CuO(s)+

1.	NH3(g) reacts with CuO(s) according to the following reaction:3CuO(s)+2NH3(g)→3Cu(s)+N2(g)+3H2O(l)Standard enthalpies of formation of NH3(g), CuO(s) and H2O(l) are −46 kJ mol−1, −155 kJ mol−1, and −285 kJ mol−1 respectively. The magnitude of heat liberated (in kJ) when 2.72 g of NH3(g) is reacted completely with CuO(s) according to the reaction given above when all the reactants and products are in their standard state is:
Answer» $N H_{3} (g)$ reacts with $C u O (s)$ according to the following reaction: $3 C u O (s) + 2 N H_{3} (g) \to 3 C u (s) + N_{2} (g) + 3 H_{2} O (l)$ Standard enthalpies of formation of $N H_{3} (g), C u O (s)$ and $H_{2} O (l)$ are $- 46 {kJ mol}^{- 1}, - 155 {kJ mol}^{- 1}, and - 285 {kJ mol}^{- 1}$ respectively. The magnitude of heat liberated (in $kJ$ ) when $2.72 g$ of $N H_{3} (g)$ is reacted completely with $C u O (s)$ according to the reaction given above when all the reactants and products are in their standard state is: