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5、安徽省2025-2026学年高三上学期学情检测(6009C)历史试题


3、安徽省2025-2026学年高三上学期学情检测(6009C)历史试题


(十一)
11.People 1. _________(live) in different countries made different kinds of words. Today there are about fifteen hundred 2. _________(language) in the world. Each contains many thousands of words. A very large dictionary, for example, contains four 3. _________ five hundred thousand words. But we do not need 4. _________ these. To read short stories you need to know only about two thousand words. 5. _________ you leave school, you will learn only one thousand or more.
The words you know are called your vocabulary. You should try to make your vocabulary 6. _________(big). Read as many books as we can. There are a lot of books 7. _________(write) in easy English. You will enjoy them. When you meet 8. _________ new word, look it 9. _________ in your dictionary. Your dictionary is your 10. _________(much) useful book.
(十二)
12.Som Sarawong, 35, has been working as an automotive technician (汽车技师) at George’s Auto Repair for over five years.
Today was 1.____________ special day for Som because he received the Employee of the Year award (奖).According to Ed Overton, Som’s boss,Som received the award “because he’s a great ‘people person’ and he has great technical skills.I even have 2.____________ (he) work on my own car!”
Som has the two 3.____________ (kind) of skills that are necessary to be successful and move up in his career: soft skills and hard skills.Soft skills are 4.____________ (person) and social skills.Som gets along with his co-workers.He has a strong work ethic (职业道德); in five years, he has never been late 5.___________ work.Hard skills, on the other hand, are the technical skills a person needs to do a job.Som learned 6._________ (repair) cars and trucks from his father.Then he 7._________ (take) classes and got a certificate (证书) as an auto technician.


12. selfish / self / adj.________________
13. sacrifice / s kr fa s/ n.________________
14. countless / ka ntl s/ adj.________________
15. hire / ha (r)/ vt.________________
16. triathlete /tra ' θl t/ n.________________
17. boil /b l/ vi.________________
18. boil down to sth. /b l da n t s mθ / ________________


1、安徽省2025-2026学年高三上学期学情检测(6009C)数学试题


6、安徽省2025-2026学年高三上学期学情检测(6009C) 试题


3、安徽省2025-2026学年高三上学期学情检测(6009C)物理试题


3、安徽省2025-2026学年高三上学期学情检测(6009C)物理试题


5、安徽省2025-2026学年高三上学期学情检测(6009C)生物学试题


1、安徽省2025-2026学年高三上学期学情检测(6009C) 试题


则磨石中碳酸钙的质量分数为
答:磨石中碳酸钙的质量分数为80%。
【分析】根据质量守恒定律分析,反应前后的天平上的差值就是气体的质量,碳酸钙和盐酸反应生成氯化钙、水和二氧化碳的方程式中已知二氧化碳的质量和式量来计算碳酸钙的质量来解答。
(1)根据反应前后物质的总质量不变,则生成二氧化碳的质量为12.5g+105.4g-113.5g=4.4g。
(2)见答案。
1 / 12025年湖南省长沙市外国语学校中考全真模拟考试化学试卷
一、选择题(本大题共12小题,每小题3分,共36分。四个选项中,只有一个选项符合题意)


12.物质的量是高中化学常用的物理量,请完成以下有关计算:
(1)在一定温度和压强下,0.4 mol某气体的体积为9.8 L,则该条件下的气体摩尔体积为_______。
(2)6.72 L(标准状况)CO与一定量的恰好完全反应,生成Fe的质量为__________g。
(3)某气体氧化物的化学式为,在标准状况下,1.28 g该氧化物的体积为448 mL,则R的相对原子质量为________。
(4)标准状况下,与_____气体含有的氢原子数相同。
(5)标准状况下,与组成的混合气体的平均密度为,该混合气体中的体积分数为__________。
答案以及解析


3、安徽省2025-2026学年高三上学期学情检测(6009C)化学答案