已知：H2(g)+O2(g)===H2O(g)kJ·mol-1，C(s)+O2(g)===CO(g) kJ·m...
问题详情：已知：H2(g)+O2(g)===H2O(g)kJ·mol-1，C(s)+O2(g)===CO(g) kJ·mol-1。由此可知焦炭与水蒸气反应的热化学方程式为：C(s)+H2O(g)===CO(g)+H2(g) ,则为A．+131.3kJ·mol-1B．-131.3kJ·mol-1C．+352.3kJ·mol-1D．-352.3k...
问题详情：已知：H2(g)+O2(g)===H2O(g)kJ·mol-1，C(s)+O2(g)===CO(g) kJ·mol-1。由此可知焦炭与水蒸气反应的热化学方程式为：C(s)+H2O(g)===CO(g)+H2(g) ,则为A．+131.3kJ·mol-1B．-131.3kJ·mol-1C．+352.3kJ·mol-1D．-352.3k...