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[中考化学模拟题] 广东珠海文园中学2014年化学中考模拟题一模试题附答案
1.生活与化学有着密切的联系,下列叙述中,发生化学变化的是A.太阳能热水器提供热水B. 空气液化制氧气C. 秸秆、杂草、人畜粪便等发酵产生沼气D.在晾干的咸菜表面出现食盐晶体2014-06-21 编辑:sophie
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2014-06-21 编辑:sophie