Ecampus Schedule of Classes - Summer 2025

College of Science

CH 221Z – General Chemistry I (4)

Explores and applies principles and applications of chemistry. Emphasizes measurement, components of matter, atomic and molecular structure, quantitative relationships including foundational stoichiometry, and major classes of chemical reactions. (Core Education or Bacc Core Course if taken with CH 227Z or CH 271) This course may be subject to Enforced Prerequisites that restrict registration into the course. Check the offerings below for more information.

Course Attributes
CoreEd-SIA Lecture
Core Pers, PhySci Attached Lec
Skip CIM Sync

For more information, contact OSU Ecampus at 800-667-1465 (option 1) or ecampus.ess@oregonstate.edu.

Continue to Registration.

Term	CRN	Sec	Cr	P/N	Instructor	Type	Status	Cap	Avail	WL Cap	WL Avail
Su25	72030	400	4		Liyanage, M.	Online	Open	90	78	0	0
	Registration Restrictions Enforced Prereqs: MTH 111Z* [C-] or MTH 111* [C-] or MTH 112Z* [C-] or MTH 112* [C-] or MTH 251Z* [C-] or MTH 251HZ* [C-] or MTH 251* [C-] or MTH 251H* [C-] or MTH 252Z* [C-] or MTH 252HZ* [C-] or MTH 252* [C-] or MTH 252H* [C-] or MTH 254* [C-] or MTH 254H* [C-] or Placement Test MPAL(060)
	Class Notes: Jun 23-Jul 18Session 2This course requires online proctored testing, which mayinclude testing fees and the use of security measures, suchas a scan of your testing environment. Please carefullyreview online proctor test information at:https://ecampus.oregonstate.edu/services/proctoring .CH 227Z is a corequsite for CH 221Z and the lab can be taken at the same time or after completing the corresponding lecture CH 221Z. Textbooks  [ Textbooks]
	Syllabus: Available in Canvas to students enrolled in this course. Or download a sample syllabus.
	Session: Summer 1st 4 Week Session

View CH 221Z for all available terms