# Chemistry (CHEM) — Spring 2027 schedule

Rio Hondo College · 27 sections · Seat counts as of 2026-10-18

Source: https://prod-ssb9-registration.riohondo.edu:8443/StudentRegistrationSsb/ssb/term/termSelection?mode=search

Term dates: Jan 23, 2027 – May 20, 2027 (from the sections' dates) · 7 sessions, with dates: /c/rio-hondo-college/schedule/spring-2027/index.json · Academic calendar: https://www.riohondo.edu/academics/calendar/

Course descriptions: 2026-2027 catalog, /c/rio-hondo-college/catalog/2026-2027/courses/chem.md

## CHEM 110 — Chemistry for Allied Health Majors (5 units)

| CRN | Section | Format | Meets | Dates | Instructor | Seats |
| --- | --- | --- | --- | --- | --- | --- |
| 37261 | 0 | In person, CH Weekly Census | Class: Fri 8:00am–12:15pm, Science 333; Lab: Fri 12:25–3:35pm, Science 324 | Jan 23–May 20 | Miguel Jimenez | 24 of 24 open |
| 37318 | 0 | In person, CH Weekly Census | Class: Mon/Wed 8:00–10:05am, Science 333; Lab: Mon 10:15am–1:25pm, Science 324 | Jan 23–May 20 | Steven Johnson | 24 of 24 open |
| 37319 | 0 | In person, CH Weekly Census | Class: Mon/Wed 8:00–10:05am, Science 333; Lab: Wed 10:15am–1:25pm, Science 324 | Jan 23–May 20 | Steven Johnson | 24 of 24 open |
| 39112 | 0 | In person, CH Weekly Census | Class: Sat 8:00am–12:15pm, Science 333; Lab: Sat 12:25–3:35pm, Science 324 | Jan 23–May 20 | Ahmad Alshawa | 24 of 24 open |
| 31178 | 01 | In person, CH Weekly Census | Class: Tue/Thu 5:00–7:05pm, Science 333; Lab: Thu 7:15–10:25pm, Science 324 | Jan 23–May 20 | Jordan Vincent | 24 of 24 open |
| 39796 | 01 | In person, CH Weekly Census | Class: Tue/Thu 12:45–2:50pm, Science 326; Lab: Tue 3:00–6:10pm, Science 324 | Jan 23–May 20 | Myeong Jeong | 24 of 24 open |
| 31183 | 02 | In person, CH Weekly Census | Class: Tue/Thu 5:00–7:05pm, Science 333; Lab: Tue 7:15–10:25pm, Science 324 | Jan 23–May 20 | Jordan Vincent | 24 of 24 open |
| 31185 | 03 | In person, CH Weekly Census | Class: Tue 8:00–10:05am, Science 333; Lab: Tue 10:15am–1:25pm, Science 324; Class: Thu 8:00–10:05am, Science 333 | Jan 23–May 20 | Allen Leung | 24 of 24 open |
| 31188 | 04 | In person, CH Weekly Census | Class: Tue/Thu 8:00–10:05am, Science 333; Lab: Thu 10:15am–1:25pm, Science 324 | Jan 23–May 20 | Allen Leung | 24 of 24 open |
| 31197 | 05 | In person, CH Weekly Census | Class: Mon/Wed 5:00–7:05pm, Science 221; Lab: Wed 7:15–10:25pm, Science 324 | Jan 23–May 20 | Alan Efron, Ralph Isovitsch | 24 of 24 open |
| 35547 | 06 | In person, CH Weekly Census | Class: Mon/Wed 5:00–7:05pm, Science 221; Lab: Mon 7:15–10:25pm, Science 324 | Jan 23–May 20 | Alan Efron, Ralph Isovitsch | 24 of 24 open |

## CHEM 120 — Introduction to Chemistry (5 units)

| CRN | Section | Format | Meets | Dates | Instructor | Seats |
| --- | --- | --- | --- | --- | --- | --- |
| 38171 | 0 | In person, CH Weekly Census | Class: Fri 9:35am–1:50pm, Science 330; Lab: Fri 2:00–5:10pm, Science 331 | Jan 23–May 20 | Theodros Kidane | 24 of 24 open |
| 39113 | 0 | In person, CH Weekly Census | Class: Sat 8:00am–12:15pm, Science 330; Lab: Sat 12:25–3:35pm, Science 331 | Jan 23–May 20 | Sen Wang | 24 of 24 open |
| 39864 | 01 | In person, CH Weekly Census | Class: Tue 10:50am–12:55pm, Science 333; Lab: Thu 7:30–10:40am, Science 331; Class: Thu 10:50am–12:55pm, Science 333 | Jan 23–May 20 | Garima Garg | 24 of 24 open |
| 31216 | 02 | In person, CH Weekly Census | Lab: Tue 7:30–10:40am, Science 331; Class: Tue/Thu 10:50am–12:55pm, Science 333 | Jan 23–May 20 | Garima Garg | 24 of 24 open |
| 31220 | 03 | In person, CH Weekly Census | Class: Mon/Wed 5:00–7:05pm, Science 333; Lab: Wed 7:15–10:25pm, Science 331 | Jan 23–May 20 | Michael Giblin | 24 of 24 open |
| 35138 | 04 | In person, CH Weekly Census | Class: Mon/Wed 5:00–7:05pm, Science 333; Lab: Mon 7:15–10:25pm, Science 331 | Jan 23–May 20 | Michael Giblin | 24 of 24 open |
| 36035 | 05 | In person, CH Weekly Census | Class: Tue/Thu 2:55–5:00pm, Science 221; Lab: Tue 5:10–8:20pm, Science 331 | Jan 23–May 20 | Claudia Molina | 24 of 24 open |
| 36036 | 06 | In person, CH Weekly Census | Class: Tue/Thu 2:55–5:00pm, Science 221; Lab: Thu 5:10–8:20pm, Science 331 | Jan 23–May 20 | Claudia Molina | 24 of 24 open |

## CHEM 130 — General Chemistry I (5 units)

| CRN | Section | Format | Meets | Dates | Instructor | Seats |
| --- | --- | --- | --- | --- | --- | --- |
| 38516 | 0 | In person, CH Weekly Census | Lab: Tue/Thu 11:15am–2:20pm, Science 325; Class: Tue/Thu 2:30–3:55pm, Science 333 | Jan 23–May 20 | Mathew Koutroulis | 24 of 24 open |
| 38517 | 0 | In person, CH Weekly Census | Class: Tue/Thu 2:30–3:55pm, Science 333; Lab: Tue/Thu 4:05–7:10pm, Science 325 | Jan 23–May 20 | Mathew Koutroulis, Ling-I Chen | 24 of 24 open |
| 31222 | 01 | In person, CH Weekly Census | Lab: Mon/Wed 8:00–11:05am, Science 331; Class: Mon/Wed 11:15am–12:40pm, Science 221 | Jan 23–May 20 | Allen Leung | 24 of 24 open |
| 31284 | 02 | In person, CH Weekly Census | Class: Mon/Wed 11:15am–12:40pm, Science 221; Lab: Mon/Wed 12:50–3:55pm, Science 331 | Jan 23–May 20 | Allen Leung | 24 of 24 open |

## CHEM 140 — General Chemistry II (5 units)

| CRN | Section | Format | Meets | Dates | Instructor | Seats |
| --- | --- | --- | --- | --- | --- | --- |
| 35140 | 01 | In person, CH Weekly Census | Lab: Mon/Wed 8:00–11:05am, Science 325; Class: Mon/Wed 11:15am–12:40pm, Science 333 | Jan 23–May 20 | Theodros Kidane | 24 of 24 open |
| 35707 | 02 | In person, CH Weekly Census | Class: Mon/Wed 11:15am–12:40pm, Science 333; Lab: Tue/Thu 8:00–11:05am, Science 325 | Jan 23–May 20 | Theodros Kidane | 24 of 24 open |

## CHEM 230 — Organic Chemistry I (5 units)

| CRN | Section | Format | Meets | Dates | Instructor | Seats |
| --- | --- | --- | --- | --- | --- | --- |
| 38431 | 01 | In person, CH Weekly Census | Class: Mon/Wed 12:50–2:15pm, Science 333; Lab: Mon/Wed 2:30–5:35pm, Science 325 | Jan 23–May 20 | Mathew Koutroulis | 24 of 24 open |

## CHEM 231 — Organic Chemistry II (5 units)

| CRN | Section | Format | Meets | Dates | Instructor | Seats |
| --- | --- | --- | --- | --- | --- | --- |
| 31357 | 01 | In person, CH Weekly Census | Class: Mon/Wed 9:35–11:00am, Science 326; Lab: Mon 11:15am–2:20pm, Science 325; Lab: Wed 11:15am–2:20pm, Science 325 | Jan 23–May 20 | Garima Garg | 24 of 24 open |