2019年四川省成都市中考化学试卷及答案
成都市2019年高中阶段教育学校统一招生考试化学(满分:90分时间:60分钟)可能用到的相对原子质量:H-1C-12O-16Na-23S-32Ca-40第I卷(选择题,共42分)一、选择题(本大题共14个小题,每小题3分,每个小题只有一个选项符合题意)1、下列事例属于化学变化的是()A.金属拉成丝B.盐酸除铁锈C.空气液化D.石油分馏2、乘坐公共交通工具可随身携带的物品是()A.食盐B.烟花爆竹C.汽油D.罐装液化石油气3、今年世界地球日的主题为“珍爱美丽地球·守护自然资源”。下列做法与此不相符的是()A.废旧金属回收利用B.农业上过量施用化肥、农药C.有计划、合理地开采矿物D.使用新型、可降...
相关推荐
-
架构演进:小米的经验分享VIP免费
2025-03-31 14 -
Chemical Evolution of Fluorine in the Milky Way Kate A. Womack1Fiorenzo Vincenzo1Brad K. Gibson1Benoit Côté23Marco Pignatari3110
2025-09-29 3 -
Chemical evolution of elliptical galaxies I supernovae and AGN feedback Marta Molero12Francesca Matteucci123Luca Ciotti4
2025-09-29 2 -
CHAYAN KARMAKAR ABSTRACT . The aim of this paper is to give another proof of a theorem of D .Prasad
2025-09-29 3 -
Charge-sensing of a GeSi coreshell nanowire double quantum dot using a high-impedance superconducting resonator
2025-09-29 3 -
Charge uctuation and charge-resolved entanglement in a monitored quantum circuit with U1symmetry
2025-09-29 3 -
Character-level White-Box Adversarial Attacks against Transformers via Attachable Subwords Substitution
2025-09-29 4 -
Certifying randomness in quantum state collapse Liang-Liang Sun1Xingjian Zhang2Xiang-Zhou1Zheng-Da Li34
2025-09-29 3 -
CERTIFIED ROBUSTNESS OF QUANTUM CLASSIFIERS AGAINST ADVERSARIAL EXAMPLES THROUGH QUANTUM NOISE
2025-09-29 3 -
Certified machine learning Rigorous a posteriori error bounds for PDE defined PINNs
2025-09-29 2
作者详情
相关内容
-
Charge uctuation and charge-resolved entanglement in a monitored quantum circuit with U1symmetry
分类:图书资源
时间:2025-09-29
标签:无
格式:PDF
价格:10 玖币
-
Character-level White-Box Adversarial Attacks against Transformers via Attachable Subwords Substitution
分类:图书资源
时间:2025-09-29
标签:无
格式:PDF
价格:10 玖币
-
Certifying randomness in quantum state collapse Liang-Liang Sun1Xingjian Zhang2Xiang-Zhou1Zheng-Da Li34
分类:图书资源
时间:2025-09-29
标签:无
格式:PDF
价格:10 玖币
-
CERTIFIED ROBUSTNESS OF QUANTUM CLASSIFIERS AGAINST ADVERSARIAL EXAMPLES THROUGH QUANTUM NOISE
分类:图书资源
时间:2025-09-29
标签:无
格式:PDF
价格:10 玖币
-
Certified machine learning Rigorous a posteriori error bounds for PDE defined PINNs
分类:图书资源
时间:2025-09-29
标签:无
格式:PDF
价格:10 玖币


渝公网安备50010702506394