• 2022-07-24
    已知373.15K下H2O(l)的标准摩尔汽化焓为40.67kJ/mol。2molH2O(l,373.15K,100kPa)在定温下自由汽化为H2O(g,373.15K,100kPa)时,过程的△S=()J/K
    A: 201
    B: 0
    C: 218
    D: 109