Using the following thermochemical equation: 2NH3​(g)+3 N2​O(g)→4 N2​(g)+3H2​O(g)ΔH=−880 kJ what is the enthapy change w

[answerhappygod]

1 (32.05 KiB) Viewed 41 times

Using the following thermochemical equation: 2NH3​(g)+3 N2​O(g)→4 N2​(g)+3H2​O(g)ΔH=−880 kJ what is the enthapy change when 6.22 g of ammonia, NH3​, reacts with excess dinitrogen monoxide, N2​O ? a. −2740 kJ b. −321 kJ c. −161 kJ d. −623 kJ e. −5474 kJ QUESTION 3 What is the enthalpy change for the following reaction when 3.30 moles of oxygen react with excess methane? CH4​(g)+2O2​(g)→CO2​(g)+2H2​O(g),ΔH=−802 kJ b. −1.20×103 kJ c. −486 kJ d. −1.60×103 kJ e. −2650 kJ