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【简答题】
用密度瓶法测密度时,20 °C纯水质量为 50.2506g,试样质量为 48.3600g,已知 20 °C时 纯水的密度为 0.9982g⋅cm-3,该试样密度为( )g / cm。 A. 0.9606 B. 1.0372 C. 0.9641 D. 1.041
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