【題目】下表是同學(xué)們做“溶液的形成”實(shí)驗(yàn)的記錄.以下說(shuō)法不正確的是( )
溶質(zhì) | 碘 | 高錳酸鉀 | |||
溶劑 | 水 | 汽油 | 酒精 | 水 | 汽油 |
溶解性 | 不溶 | 易溶 | 可溶 | 易溶 | 不溶 |
A.衣服上不慎沾上碘酒,可用汽油擦洗
B.同一物質(zhì)在不同溶劑中的溶解性不同
C.水、汽油、酒精都可以作溶劑
D.溶液都是均一、穩(wěn)定、無(wú)色的混合物
年級(jí) | 高中課程 | 年級(jí) | 初中課程 |
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【題目】書(shū)面表達(dá)(15分)
你每天的家庭作業(yè)都是什么時(shí)間完成的?需要父母的幫忙嗎?請(qǐng)你結(jié)合上面文章的內(nèi)容,寫(xiě)一篇短文。內(nèi)容包括:
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