Video-9- pH-Part-2
The link address is: http://edutube.hccs.edu/media/Dr.+David+Schwartz+-+Essential+Chemistry+for+Biology+-+pH+%28Part+2%29+-+9/1_20hqlx82
The link address is: http://edutube.hccs.edu/media/Dr.+David+Schwartz+-+Essential+Chemistry+for+Biology+-+pH+%28Part+2%29+-+9/1_20hqlx82