已知H2SO4(aq)与Ba(OH)2(aq)反应的ΔH=-1584.2 kJ·mol-1;HCl(aq)与NaOH(aq)反应的ΔH=-55.6 kJ·mol-1。则生成BaSO4(s)的反应热等于
A.-1528.6 kJ·mol-1 | B.+1528.6 kJ·mol-1 |
C.+1473 kJ·mol-1 | D.-1473 kJ·mol-1 |
已知H2SO4(aq)与Ba(OH)2(aq)反应的ΔH=-1584.2 kJ·mol-1;HCl(aq)与NaOH(aq)反应的ΔH=-55.6 kJ·mol-1。则生成BaSO4(s)的反应热等于
A.-1528.6 kJ·mol-1 | B.+1528.6 kJ·mol-1 |
C.+1473 kJ·mol-1 | D.-1473 kJ·mol-1 |