2015 Hainan Question 4 Single-choice Differentiating 2015_海南卷 (化学) 4.己知丙烷的燃烧热△$H=-2215KJ$·mol-1,若一定量的丙烷完全燃烧后生成1.8g水,则放出的热量约为( ) A. 55 kJB. 220 kJC. 550 kJD. 1108 kJ Answer keyA ☆ SaveCan't do it, show the explanation查看原卷 →