2022年辽宁省鞍山市中考化学真题(空白卷)
辽宁省鞍山市2022年中考化学真题(满分80分,与物理合卷考试共150分钟)可能用到的相对原子质量H:1C:12O:16一、选择题(本大题共15小题,1~10小题每小题1分,11~15小题每小题2分,共20分。每小题只有一个选项符合题意)1.下列变化中属于化学变化的是A.胆矾研碎B.粮食酿酒C.冰雪融化D.铁水铸锅2.用氯化钠固体配制100g质量分数为5%的氯化钠溶液,不需要用到的仪器是A.B.C.D.3.下列气体中可用于医疗急救的是A.氨气B.二氧化碳C.氢气D.氧气4.下列食品中富含蛋白质的是A.米饭B.鱼肉C.苹果D.黄瓜5.下列化肥中属于氮肥的是A.NH4HCO3B.K2SO4C.Ca...
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