filmov
tv
What makes things alkali?
Показать описание
Have you ever wondered what makes things acidic or basic? How would you know whether something is an acid or a base? Different scientists have come across with different theories about identifying acids and bases.
Twitter: @KPLearning
Twitter: @KPLearning
0:03:55
0:03:23
0:04:06
0:03:55
0:04:21
0:03:34
0:04:37
0:04:01
0:02:53
0:00:50
0:04:03
0:00:49
0:05:26
0:01:01
0:05:09
0:05:40
0:00:41
0:01:00
0:04:05
0:08:50
0:00:37
0:00:39
0:04:55
0:00:26