Class information
CH221Z General Chemistry I
- CRN: 45266
- Credits: 4
- Notes: Registration required with CH 227Z CRN 45267
- Locations, days, times, and instructors:
- Rock Creek BLDG7 106, TuTuesday, from 6 to 8:50pm
From September 23 through December 9, 2025, David A Wallack - Rock Creek BLDG7 106, ThThursday, from 6 to 6:50pm
From September 25 through December 11, 2025, David A Wallack
- Rock Creek BLDG7 106, TuTuesday, from 6 to 8:50pm
Details about this class
Note: Beginning Fall 2025, students are required to register for the linked sections of CH221Z and CH227Z that I teach (CRN 45266 (CH221Z) CRN 45267 (CH227Z). Students must be able to attend both on campus lecture and laboratory meetings to successfully complete this course.
Chemistry 221Z is the first of a three term chemistry sequence designed to provide a year of general chemistry to science majors. It will meet transfer school requirements for such science majors as: chemistry, physics, chemical engineering, pre-medicine, and other pre-professional programs. The class consists of an campus lecture and a laboratory section CH227Z. The lectures are to provide the student with basic chemical concepts and mathematical applications to chemistry.
Entering students should be able to demonstrate prerequisite math and chemistry skills. The student must have successfully completed CH151 or documented equivalent and must have passed college algebra (Math 111).
The class will consist of the following weekly activities.
- Lectures in powerpoint format
- Online reading quizzes
- On campus quizzes
- Laboratory experiments and activities (Note: you must also register for the linked section of CH227Z, which is the laboratory portion of the course.)
In addition to your weekly responsibilities, you will be required to take:
- Two midterm exams
- Comprehensive final exam
Technology
There is no additional technology required for this class.
No show policy
Your instructor can mark you as a "no show" if you do not participate in your class during the first week. This will remove you from the class.
Students with disabilities
Students with disabilities should notify their instructor if accommodations are needed to take this class. For information about technologies that help people with disabilities taking Online based classes please visit the Disability Services website.