Chemistry Home Page - Dr. John C. Ringen

Welcome to my home page!  On this site, you will find information that relates to my CHEM 110 (Gen. Chem. I), CHEM 150 (Gen. Chem. II), and CHEM 310 (Quantitative Analysis) courses at NYIT.  You will find an eight-year collection of my General Chemistry exams (along with answers), YouTube videos covering many topics that are discussed in my chemistry lectures and chemistry labs, a complete set of all lecture handouts that I use in General Chemistry, YouTube videos that I often show to students during lecture and lab classes, and many other helpful items and information.
Please note that is a personal web site that is hosted by Google Sites, not by NYIT.  I am therefore solely responsible for all content appearing on this site.  Any comments or opinions contained herein are strictly my own personal viewpoints.
Dr. John C. Ringen  -  Associate Professor of Chemistry  -  Life Sciences Department
New York Institute 
of Technology (Old Westbury Campus)

Please scroll down and click on the appropriate hyperlink below to navigate to the web page relating to the course that you are taking now.  Additional links to information of general interest, including certain external web sites, appears below.




Khan Academy
1.  Home page -
2.  Chemistry main page -
3.  AP Chemistry main page -

Clutch Prep
1.  Youtube video instroduction -
2.  Facebook page -
3.  Twitter feed -

Chegg Books

1.  Home page for books -
2.  Specific page relating to our textbook (Whitten, 10th edition):

Other Resources

 Click on each hyperlink below to access the information shown.