将液体从固体中分开来的最简易方法是什么?过滤在此影片中 将学习如何有效的用重力过露及真空过滤来进行。 The easiest way to separate a liquid from a solid? Filtration! Learn how to effectively carry out gravity and vacuum filtrations in this video
不要让不精确在实验室阻碍你!此影片介绍正确方法来使用滴 管、滴定管、量瓶和注射器精确测量液体体积。 Don't let inaccuracy hold you back in lab! This video introduces the proper methods for measuring precise volumes of liquid using pipets, burets, volumetric flasks, and syringes