已知:C2H6(g,25℃)+(7/2)O2(g,25℃)=2CO2(g,25℃)+3H2O(g,25℃)ΔrUm=-1099kJ·mol-1CV,m/J?K-1?mol-1:C2H633.47;H2O25.94;O220.08;CO223.85若反应物的初始温度为25℃,当0.1mol乙烷与1molO2在完全绝热的弹式量热计中爆炸后的最高温度应为多少(CV与T无关)。()
已知:C2H6(g,25℃)+(7/2)O2(g,25℃)=2CO2(g,25℃)+3H2O(g,25℃)ΔrUm=-1099kJ·mol-1CV,m/J?K-1?mol-1:C2H633.47;H2O25.94;O220.08;CO223.85若反应物的初始温度为25℃,当0.1mol乙烷与1molO2在完全绝热的弹式量热计中爆炸后的最高温度应为多少(CV与T无关)。()
A.341K
B.4566K
C.4591K
D.4318K
正确答案:4591K