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利用“油膜法估测油酸分子的大小”实验，体现了构建分子模型的物理思想，也体现了通过对宏观量的测量，来实现对微观量间接测量的方法．该实验简要步骤如下： A．用注射器吸入一定体积事先配置好的油酸酒精溶液...
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高二上学期物理《》真题及答案
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在用油膜法估测分子的大小实验中用amL的纯油酸配制成bmL的油酸酒精溶液再用胶头滴管取1mL油酸酒
某同学在实验室做用油膜法估测分子直径大小的实验中已知油酸酒精溶液的浓度为每104mL溶液中有纯油酸6
在用油膜法估测分子的大小的实验中已知一滴溶液中油酸的体积为V.油酸配制的油酸溶液中纯油酸与溶液体积之
在用油膜法估测分子的大小的实验中测出油酸分子的直径后若还要测定阿伏加德罗常数只需要再知道A.油滴的质
在用油膜法估测分子的大小的实验中若100滴油酸的体积为1ml则1滴油酸所能形成的单分子油膜的面积约是
利用油膜法可估测分子的大小关于实验中油膜面积的测量方法下列说法正确的是
油酸酒精溶液滴入水中后，应立即用刻度尺去测量油膜的面积
油酸酒精溶液滴入水中后，应让油膜尽可能地散开，再用刻度尺去测量油膜的面积
油酸酒精溶液滴入水中后，应立即将油膜的轮廓画到玻璃板上，再利用坐标纸去计算油膜的面积
油酸酒精溶液滴入水中后，应让油膜尽可能散开稳定后，再把油膜的轮廓画在玻璃板上，然后再利用坐标纸去计算油膜的面积
在做用油膜法估测分子大小的实验中已知实验室中使用的酒精油酸溶液的体积浓度为n又用滴管测得每N.滴这种
在用单分子油膜法估测分子大小的实验中已知实验室中使用的油酸酒精溶液的浓度为A.用滴管测得N.滴这种油
在用油膜法估测分子直径的实验中用直径为0.2m的浅圆盘盛水让油酸在水面上形成单分子油酸膜.若用纯油酸
用油膜法估测分子的大小的实验中1关于用油膜法粗测分子直径实验的科学依据下列说法正确的是A.将油膜看成
在用油膜法估测分子大小的实验中所用的油酸酒精溶液的浓度为1∶400用注射器和量筒测得1mL上述溶液为
在做用油膜法估测分子大小的实验中①在测定分子大小的油膜法实验中下面的假设与该实验无关的是A.油膜中分
某同学在实验室做用油膜法估测分子直径的大小实验中已知油酸酒精溶液的浓度为每104mL溶液中有纯油酸6
1在做用油膜法估测油酸分子大小的实验时已经准备的器材有:油酸酒精溶液滴管浅盘和水玻璃板彩笔要完成本实
在油膜法估测分子大小的实验中认为油酸分子在水面上形成的单分子层这体现的物理思想方法是
）等效替代法 （
）控制变量法 （
）理想模型法 （
）累积法
某同学做用油膜法估测分子的大小的实验.①每滴油酸酒精溶液的体积为V.0将该溶液滴一滴到水面上稳定后形
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1在做用油膜法估测分子大小的实验时已经准备的器材有油酸酒精溶液滴管浅盘和水玻璃板彩笔要完成本实验还缺
在用油膜法估测分子的大小实验中用amL的纯油酸配制成bmL的油酸酒精溶液再用滴管取1mL油酸酒精溶液
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