最能说明红磷燃烧是化学变化的现象是:A发出黄色火焰 B放出大量的热C冒白烟D发白光注:知道答案选C,能排除B\D,求解释为什么A不对?最好举个例子.还有,今后遇到这类题都选冒白烟么?
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/18 20:17:03
![最能说明红磷燃烧是化学变化的现象是:A发出黄色火焰 B放出大量的热C冒白烟D发白光注:知道答案选C,能排除B\D,求解释为什么A不对?最好举个例子.还有,今后遇到这类题都选冒白烟么?](/uploads/image/z/877780-28-0.jpg?t=%E6%9C%80%E8%83%BD%E8%AF%B4%E6%98%8E%E7%BA%A2%E7%A3%B7%E7%87%83%E7%83%A7%E6%98%AF%E5%8C%96%E5%AD%A6%E5%8F%98%E5%8C%96%E7%9A%84%E7%8E%B0%E8%B1%A1%E6%98%AF%EF%BC%9AA%E5%8F%91%E5%87%BA%E9%BB%84%E8%89%B2%E7%81%AB%E7%84%B0+B%E6%94%BE%E5%87%BA%E5%A4%A7%E9%87%8F%E7%9A%84%E7%83%ADC%E5%86%92%E7%99%BD%E7%83%9FD%E5%8F%91%E7%99%BD%E5%85%89%E6%B3%A8%EF%BC%9A%E7%9F%A5%E9%81%93%E7%AD%94%E6%A1%88%E9%80%89C%2C%E8%83%BD%E6%8E%92%E9%99%A4B%5CD%2C%E6%B1%82%E8%A7%A3%E9%87%8A%E4%B8%BA%E4%BB%80%E4%B9%88A%E4%B8%8D%E5%AF%B9%3F%E6%9C%80%E5%A5%BD%E4%B8%BE%E4%B8%AA%E4%BE%8B%E5%AD%90.%E8%BF%98%E6%9C%89%2C%E4%BB%8A%E5%90%8E%E9%81%87%E5%88%B0%E8%BF%99%E7%B1%BB%E9%A2%98%E9%83%BD%E9%80%89%E5%86%92%E7%99%BD%E7%83%9F%E4%B9%88%3F)
xXnI(C|@J22 @HDLkLj#i٤/'Bέjє Uu]ϭɹ'ў~r7WvAKDho:YvvL[i{~ݞbUh:"X+F"KimhS
ZȈjy4@5cr`$f[(j+963
ಣcjQzR#jgVH%v17h( cS]꣏=5{-]"a-'BKmvrDŋ/Y\~Bj%RVLG.rxU㓳}k??=>~}>;/G_F/ِ_|ۿrLo_|ސL¾qpg5waP_&,+v:^qBᙐE:3*Efx:AوqbLF{6˖զU2r&̬_'>pBuڬ"vJOJ#\%7N!LG-Vv*
7$|6݆5j@@"T