Next up: Beryllium! This element has an extremely low density, which I try to show with various density measurement techniques. I also show some samples of beryl, emerald, and aquamarine: all beryllium minerals.
Beryllium chemistry ScienceMadness thread: [ Ссылка ]
Hogg Mine's website: [ Ссылка ]
Density Values (g/cm3):
Theoretical: 1.85
Method 1 (calculation): 2.43
Method 2 (displacement): 1.7
Method 3 (overflow): 1.91
Method 4 (scale only): 1.84
Music: Truth? by onlymeith (c) copyright 2012 Licensed under a Creative Commons Attribution (3.0) license. [ Ссылка ]
