CH223Z General Chemistry III
Builds upon the principles presented in CH 222Z, explores thermodynamics and chemical equilibrium, and applies them to the study of aqueous acid-base reactions, solubility, and electrochemistry. CH 223Z is a lecture course; CH229Z is the laboratory component. Must be co-registered with CH 229Z. To satisfy the lab science requirement, both CH 223Z and CH 229Z must be completed with a grade of C or P or better. This course is part of Oregon Common Course Numbering. Prerequisites: CH 222 or (CH 222Z and CH 228Z). Corequisite: CH 229Z. Audit available. (See course content and outcomes.)
Credits: 4
| CRN | Class type | Location | Days & time | Dates | Seats available | Faculty | More info |
|---|---|---|---|---|---|---|---|
| 25018 | In-person | Cascade JH 104 | Tuesday and Thursday from 9 to 10:50am | From March 31 through June 11, 2026 | Ken L Friedrich | Books for CRN 25018
Class details for CRN 25018 Notes: Registration required with CH229Z CRN:25019 | |
| 25016 | In-person | Rock Creek BLDG7 106 | Tuesday from 6 to 8:50pm | From March 31 through June 9, 2026 | David A Wallack | Books for CRN 25016
Class details for CRN 25016 Notes: Registration required with CH229Z CRN:25017 | |
| and In-person | Rock Creek BLDG7 106 | Thursday from 6 to 6:50pm | From April 2 through June 11, 2026 | ||||
| 25020 | Online (no scheduled meetings) | Not applicable | Available 24/7 | From March 30 through June 12, 2026 | Karen M Radakovich | Books for CRN 25020
Class details for CRN 25020 Notes: Registration required with CH229Z CRN:25021 | |
| and In-person | Rock Creek BLDG7 106 | Friday from 9 to 10:50am | From April 3 through June 12, 2026 | ||||
| 25840 | In-person | Rock Creek BLDG7 214 | Tuesday and Thursday from 10 to 11:50am | From March 31 through June 11, 2026 | Hemali D Premathilake | Books for CRN 25840
Class details for CRN 25840 Notes: Registration required with CH229Z CRN: 25841 | |
| 25024 | In-person | Southeast SCOM 320 | Tuesday and Thursday from 6 to 7:50pm | From March 31 through June 11, 2026 | Mike J Mackel | Books for CRN 25024
Class details for CRN 25024 Notes: Registration required with CH229Z CRN:25025 | |
| 25022 | In-person | Sylvania ST 309 | Tuesday and Thursday from 12 to 1:50pm | From March 31 through June 11, 2026 | Jim P Schneider | Books for CRN 25022
Class details for CRN 25022 Notes: Registration required with CH229Z CRN:25023 |
Class schedule definitions
- Cost:
- cost is based on the number of credits – see tuition and fees
- Books:
- $0 or <$40 means low cost books (doesn't include other supplies like calculators)
- Register:
- use the CRN to register in MyPCC – see how to register
- Class types:
- see more about class types
-
- In-Person: Instructional time will happen in-person. Class meetings take place at specific times and locations.
- Online (no scheduled meetings): Instruction will take place through regular online activities and assignments with scheduled due dates. Classes do not have meeting times.
- Online (scheduled meetings): Instructional time will happen online. Class meetings will take place at scheduled days/times online.
- In-person & Online (scheduled meetings): Class meetings take place at a specific time & day, with some meetings in-person and some online, usually in Zoom.
- In-person & Online (no scheduled meetings): Class meetings are in-person and have additional online activities.
- Online (scheduled meetings) & Online (no scheduled meetings): classes meet remotely with additional online activities required.