determine the mass of water formed when 12.5L NH3(at 98K and 1.5 atm) is reacted with 18.9L of O2 (at 323K and 1.1 atm)

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determine the mass of water formed when 12.5L NH3(at 98K and 1.5 atm) is reacted with 18.9L of O2 (at 323K and 1.1 atm)

determine the mass of water formed when 12.5L NH3(at 98K and 1.5 atm) is reacted with 18.9L of O2 (at 323K and 1.1 atm)
determine the mass of water formed when 12.5L NH3(at 98K and 1.5 atm) is reacted with 18.9L of O2 (at 323K and 1.1 atm)

determine the mass of water formed when 12.5L NH3(at 98K and 1.5 atm) is reacted with 18.9L of O2 (at 323K and 1.1 atm)
题目意思:12.5L氨气(98K,1.5个大气压)和18.9L氧气(323K,1.1个大气压)生成多少重量的水?
1.用公式PV=nRT分别算出氨气,氧气的物质的量n1 ,n2(R=8.13kJ/Mol/K,P,V,T为已知量,V要变成已m3为单位.
2.化学反应 4 NH3+ 5 O2 = 4 NO + 6 H2O
4 5 n
n1 n2
按比例关系判断NH3 ,O2 何者过量 以量少者按反应比例计算出H2O 的物质的量 又m=Mn 即可计算出H2O的质量

12.5L氨气(98K,1.5大气压)和18.9L氧气(323K,1.1个大气压)生成多少水