单选题:8.某羧酸酯的分子式为C18H26O5,1mo该酯完全水解可得到1mol羧酸和2mol乙醇,该羧酸的分子式为 题目分类:理综 题目类型:单选题 查看权限:VIP 题目内容: 8.某羧酸酯的分子式为C18H26O5,1mo该酯完全水解可得到1mol羧酸和2mol乙醇,该羧酸的分子式为 A.C14H18O5 B.C14H16O4 C.C16H22O5 D.C16H20O5 参考答案: 答案解析:
下列关于人类猫叫综合征的叙述,正确的是 下列关于人类猫叫综合征的叙述,正确的是A.该病是由于特定的染色体片段缺失造成的 B.该病是由于特定染色体的数目增加造成的 C.该病是由于染色体组数目成倍增加造成 分类:理综 题型:单选题 查看答案
What is a complaint of JML? What is a complaint of JML? A.Very few drivers are insured. B.Cyclists ride fast 分类:理综 题型:单选题 查看答案
35._____we understand things has a lot to do with what we f 35._____we understand things has a lot to do with what we feel.A.Where B.How C. 分类:理综 题型:单选题 查看答案
33.I truly believe ______beauty comes from within. 33.I truly believe ______beauty comes from within.A.that B.where C.what D.why 分类:理综 题型:单选题 查看答案