Jawapan

2016-03-15T13:38:01+08:00
This flask shape is also more resistant to fracturing under vacuum, as a sphere more evenly distributes stress across its surface. Round-bottom flasks are often used to contain chemical reactions run by chemists, especially for reflux set-ups and laboratory-scale synthesis.
2016-03-15T13:51:11+08:00
The function is to contain chemicals used in preparing gases when heating is required