化學變化..物理變化...(20點喔) - 酒精
By Edwina
at 2013-10-12T00:00
at 2013-10-12T00:00
Table of Contents
麻煩幫我分類一下哪些是物理變化or化學變化超多的...麻煩囉輪胎過熱爆炸(爆胎)鞭炮爆炸本氏液遇葡萄糖變紅色皂化反應肥皂去汙原理石油的分餾用乙醇(酒精)消毒酸鹼中和糖溶於水中過多的糖在杯底產生沉澱藍色石蕊試紙加入汽水變紅色打開汽水瓶,產生氣泡冰淇淋熔化食鹽溶解酒精燈燃燒產生熱酒變
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By Aaliyah
at 2013-10-15T10:26
at 2013-10-15T10:26
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