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试题答案

本文从以下几个角度介绍。

    1、2024宁波市一模化学
    2、宁波市2024学年第一学期高考适应性考试高三化学
    3、宁波二模2024化学
    4、2024宁波市高考一模
    5、宁波市2024年新高考适应性考试化学答案
    6、2024宁波一模化学答案
    7、2024宁波市一模
    8、宁波市2024化学第一次适应性考试
    9、2024年宁波市高考一模
    10、宁波市2024学年第一学期选考适应性考试化学

4、宁波市2025学年第一学期高考模拟(宁波一模)政治试题


3、宁波市2025学年第一学期高考模拟(宁波一模)化学试题


37．Two (child) played games in the playground last week.
38．Miss Li (tell) us the funny story and we all laughed.
39．The new clothes fit you (good)
40．It’s (she) turn. She would like (sing) an English song.
41．Long long ago, there (be) a foolish king.
42．There (be) a pair of shoes under the bed just now.
43．He put the book on his head and (laugh).


Now I'm in my classroom. It's nice. You can see a teacher's desk, students' desks and chairs. Three books are on the teacher's desk. They are Mrs Gao’s. She's our Chinese teacher and she is nice to us. Oh, a school ID card is on the teacher's desk too. Who lost it Oh, it's Linda's. She's in Class 3, Grade 7 in our school. She can ask Mrs Gao for it.
Grace is my pen friend. She is an English girl. I always talk to her about my family, friends and school online (在网上). In the email, I ask her, "What do you like " She says she likes Chinese and she is learning it now. She wants to have some Chinese friends and she wants to come to China. Do you want to be Grace's friend You can email her at grace11@.
1. Are Su Lisha’s parents her teachers (no more than 7 words)
_______________________________________________________________________________
2. How many people are there in Su Lisha's family (no more than 4 words)
_______________________________________________________________________________
3. How can Linda get her school ID card (no more than 6 words)


6、宁波市2025学年第一学期高考模拟(宁波一模)数学试题


4、宁波市2025学年第一学期高考模拟(宁波一模) 试题


6、宁波市2025学年第一学期高考模拟(宁波一模) 试题


5、宁波市2025学年第一学期高考模拟(宁波一模)语文试题


4、宁波市2025学年第一学期高考模拟(宁波一模) 试题


6、宁波市2025学年第一学期高考模拟(宁波一模)政治试题


氯化铵
浓氨水
浓盐酸
无色酚酞溶液
图1
图2
(1)若图1中试剂X为浓氨水，可观察到的现象是


B．步骤Ⅱ需将Cu2+还原为Cu+（CuBr），气体X应为还原剂，SO2可将Cu2+还原为Cu+，且不引入新元素（氧化产物为SO），B正确；
C．溶液E含Cu2+、Fe3+、SO等，加入SO2（X）后，Fe3+被还原为Fe2+，Cu2+转化为CuBr沉淀；溶液F中除K+、H+、Br-外，还含有大量SO（原产物及SO2氧化生成）和Fe2+，SO浓度远高于Fe2+，C错误；
D．研成粉末增大反应物接触面积，可提高反应速率和原料利用率，D正确；
故答案为：C。
三、非选择题：本题共4小题，共50分
21. 铝的阳极氧化是一种重要的表面处理技术，其原理是用电化学方法处理铝件表面，优化氧化膜结构，增强铝件的抗腐蚀性，同时便于表面着色。取铝片模拟该实验，并测定氧化膜厚度，操作步骤如下：
（1）铝片预处理


3、宁波市2025学年第一学期高考模拟(宁波一模)生物答案