精品解析:2023年四川省广安市中考化学真题(解析版)
【淘宝搜索店铺:中小学教辅资源店微信:mlxt2022】广安市2023年初中学业水平考试试题化学可能用到的相对原子质量:H-1C-12O-16Na-23Cl-35.5一、单项选择题(本题共12小题,每小题1.5分,共18分)1.我国力争于2060年前实现“碳中和”,即CO2的相对“零排放”。下列做法与此相违背的是A.随手关灯B.严禁乱砍滥伐森林C.“低碳”出行D.露天焚烧垃圾【答案】D【解析】【详解】A、随手关灯,可降低碳排放;B、严禁乱砍滥伐森林,可降低碳排放;C、“低碳”出行,可降低碳排放;D、露天焚烧垃圾,会加大二氧化碳排放;故选:D。2.物质世界,千变万化。下列属于物理变化的是A.汽油...
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