建平县实验中学20252026学年上学期高二月考数学试题于2025-09-11发布,目前免费查试卷答案网站已经汇总了建平县实验中学20252026学年上学期高二月考数学试题的各科答案和试卷,更多试卷答案请关注免费查试卷答案网站。

试题答案

本文从以下几个角度介绍。

    1、建平县实验中学2024高考成绩
    2、建平县实验中学高考喜报
    3、建平县实验高中官网
    4、建平县实验中学老师名单
    5、辽宁省朝阳市建平县实验中学官网
    6、建平实验中学 2024分班
    7、建平县实验中学占地面积
    8、建平县实验中学属于哪个街道
    9、建平县实验中学吧
    10、建平县实验高级中学

5、建平县实验中学2025-2026学年上学期高二月考数学试题


2、建平县实验中学2025-2026学年上学期高二月考数学试题


W: Almost half a year. I was gone for five months. It was amazing and I learned so much about myself and the world around me.
M: A few years ago, I spent two weeks in England and Ireland, but that’s it. I almost went to Brazil for work last year, but my boss changed his mind. What are you up to now that you’re home
W: I have to find a place to live right now. I’m staying with my parents. I also have to find a job.
M: What kind of job are you looking for
W: Anything in the food business.
M: I have a friend who works at a nice restaurant. I can introduce you to him.
W: Great.


A. facilities B. pressures C. panics D. hints
2. She felt a bit nervous before the first class, with ______ in her stomach.
A. calm B. butterflies C. confidence D. curiosity
3. We should ______ all out to make a good start in senior high.
A. go B. get C. take D. make
4. Many students joined the English ______ to practice speaking and sharing ideas.
A. band B. debate C. drama D. photography


6、建平县实验中学2025-2026学年上学期高二月考数学试题


3、建平县实验中学2025-2026学年上学期高二月考数学试题


6、建平县实验中学2025-2026学年上学期高二月考数学试题


1、建平县实验中学2025-2026学年上学期高二月考数学试题


5、建平县实验中学2025-2026学年上学期高二月考数学试题


6、建平县实验中学2025-2026学年上学期高二月考数学试题


2.用可溶性钡盐检验SO的存在时,先在待测溶液中加入盐酸,其作用是(  )
A.形成较多的白色沉淀
B.形成的沉淀纯度更高
C.排除SO以外的其他阴离子及Ag+的干扰
D.排除Ba2+以外的其他阳离子的干扰
3.某研究性学习小组欲分析某矿石的主要成分,粉碎后将其溶于过量稀盐酸中充分反应,过滤后用所得滤液进行如下实验,下列说法正确的是(  )
A.取少量滤液,向其中滴加少量Na2CO3溶液,无白色沉淀,说明矿石中一定不含Ca2+


B、0-40s溶液的pH不断增大,所以H+数量在不断减少,B错误;
C、中和反应是放热反应,M点为溶液温度的最高点,所以是中和反应恰好完全反应,所以M点对应的溶液中溶质只有NaCl,C正确;
D、中和反应会产生水,所以反应后水的质量要比反应前大,D错误。
故答案为:C。
【分析】1.酸碱中和反应的实质为H++OH-=H2O;中和反应是放热反应。
二、非选择题(共4题,共30分)
10.(2025·南山三模)科普阅读题


3、建平县实验中学2025-2026学年上学期高二月考数学答案