天气预报 > 教育 > 铜的密度是多少
铜的密度是多少
更新时间: 2021-03-08 02:06:26  

1、铜的密度:8.960g/cm3(固态);8.920g/cm3(熔融液态)。

2、密度的相关测量:

(1)用天平测量铜的质量m;

(2)在量筒中倒入适量的水,记下体积为V1;

(3)将铜用针压法浸没在量筒内的水中,测出量筒中水与铜的总体积V2,测铜的体积V=V2-V1;

(4)求得铜的密度ρ=m/V=m/(V2-V1)。

关键词: 密度 多少

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