皮皮学，免费搜题
登录
搜题
【单选题】
某绿色能源物质在氧气中燃烧生成水和二氧化碳两种物质，实验测得1.6g该物质在氧气中燃烧后生成4.4g二氧化碳和3.6g水，则该物质的组成是（ ）A.
含有碳、氧、氯三种元素
B.
只含碳元素
C.
只含碳、氢元素
D.
无法判断
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】A．The balance between lower and higher levels of comprehension. B．The balance between the readers' expectations and the meaning of a text. C．The balance between conscious and unconscious and the meani...
【简答题】(2) Generally, a quick recap of your most compelling qualifications will suffice.
【判断题】The most compelling “financial strategy” is the pursuit of cost reduction and profit improvement.
A.
正确
B.
错误
【多选题】创新问题解决的思考过程中主要存在的思维障碍有()
A.
思维惯性(Psychological Inertia)
B.
有限的知识领域
C.
试错法(Trial and Error Method)
D.
头脑风暴
【简答题】在 Excel中,输入8/8,则会在单元格内显示( )。
【简答题】But the most compelling reason is often the credit-card reward points.
【简答题】What are the criteria of compelling evidence?A. unified, well-representative, dramatic, properly documented B. unified, well-representative, sufficient, compelling,
dramatic, properly documented C. un...
【单选题】The most compelling evidence of the risks of carcinogenic effects of environmental pollutants comes from animal data, such as the reproductive failure and anomalous development witnessed in birds and ...
A.
Explicate the reasons it has been suggested
B.
Suggest an alternative correlation
C.
Examine its possible implications
D.
Criticize the evidence used to support it
E.
Present findings that qualifies it
相关题目：
参考解析：
知识点：
题目纠错 0
发布
