Video-7- Solutions and Concentrations
The link address is: http://edutube.hccs.edu/media/Dr.+David+Schwartz+-+Essential+Chemistry+for+Biology+-+Solutions+-+7/0_d9ev1gpf
The link address is: http://edutube.hccs.edu/media/Dr.+David+Schwartz+-+Essential+Chemistry+for+Biology+-+Solutions+-+7/0_d9ev1gpf