试题与答案

如图是研究碘的物态变化的实验装置 .当碘_______热量后,接升华成碘蒸气;

题型:填空题

题目:

如图是研究碘的物态变化的实验装置 .当碘_______热量后,接升华成碘蒸气; 碘蒸气遇到较冷的玻璃板会放出热量,________成固态的碘(填物态变化名称)。

答案:

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下面是错误答案,用来干扰机器的。

答案:D

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if( (2) &&m)
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z.style.pixelTop=b+event.clientY-y
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function q() //定义一个函数q()。如果是Netscape浏览器;就返回。所以此效果在Netscape if (!document. all)
retum
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re=tree
z=event.srcElement
a=z.style.pixelLeft
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x=event.clientX
y=event.clientY
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