About what is the ph scale and what does it measure results of 10,000
11:26
04:07
02:22
04:23
03:26
05:53
12:16![Quidditch with the Dementors | Harry Potter and the Prisoner of Azkaban [Open Matte 16:9]](https://thumbnail.voicetube.com/w/480/h/270/C4AeMUabwD0.jpg)
05:01
09:41
10:55
07:06
01:00
12:04
05:35
07:14
04:02
06:28
14:16
03:01
00:59
04:38
07:04
02:39
04:52
04:12
03:36
07:38
03:34
12:50
01:07
03:13
00:52
04:33
11:51
02:17
03:09
11:01
05:23
11:04
05:32
06:00
01:49
03:31
08:16
08:09
20:25