For POLS course The acids, bases, and pH section has five videos and one text file.  Take notes on these to be ready for class.

For POLS course The temperature and state changes in water section has five videos and one text file.  Take notes on these and be ready to discuss the following questions in class:

For POLS course There are two sections for today's assignment.  The hydrogen bonding in water section has two videos and two text files.  The cohesion and adhesion section has two videos and one text file.  Take notes on these and I'll see you in class.