双香豆素类过量引起的出血可用哪个药物解救A.肝素 B.枸橼酸钠 C.维生素K D.尿 发布时间:2018-06-10 08:32 │ 来源:www.tikuol.com 题型:单项选择题 问题: 双香豆素类过量引起的出血可用哪个药物解救A.肝素B.枸橼酸钠C.维生素KD.尿激酶E.维生素B12
题型:单项选择题 _______ the difficulty that he has supporting his big family, he still makes every effort to realize his dream, which I believe is __________ his reach.A.Despite; withinB.Though; beyondC.Though; within D.Despite; of 查看答案
题型:单项选择题 下列方程式的书写或描述正确的是A.等质量的硫蒸气和硫固体分别在氧气中完全燃烧,后者放出的热量多B.热化学方程式C2H2(g)+O2(g)2CO2(g)+H2O(g);△H="-1256" kJ·mol-1,可知乙炔的燃烧热为1256 kJ·mol-1C.在101kPa时,2gH2完全燃烧生成液态水,放出285.8kJ热量,氢气燃烧的热化学方程式为: 2H2(g)+O2(g)=2H2O(l)ΔH= -285.8kJ·mol-1D.稀溶液中:H+(aq)+OH—(aq)=H2O(l)ΔH=" —53.7kJ/mol" ,若将含0.5 molH2SO4的浓溶液与含1 mol NaOH的溶液混合,放出的热量大于53.7kJ 查看答案