题目内容
(请给出正确答案)
[主观题]
2Al(s)+6HCl(aq)=Al2Cl6(aq)+3H2(g) ΔrHm(1)= -1007 kJ·mol-1 (2) H2(g)+Cl2(g)=2HCl(g) ΔrHm(2)
(1) 2Al(s)+6HCl(aq)=Al2Cl6(aq)+3H2(g) ΔrHm(1)= -1007 kJ·mol-1 (2) H2(g)+Cl2(g)=2HCl(g) ΔrHm(2)= -184.8 kJ·mol-1 (3) HCl(g)+aq=HCl(aq) ΔrHm(3)= -72.73 kJ·mol-1 (4) Al2Cl6(s)+aq=Al2Cl6(aq) ΔrHm(4)= -645.5 kJ·mol-1 计算无水氯化铝的生成焓为________kJ·mol-1
提问人:网友kjddgk
发布时间:2022-01-07