ChillSemesterSign in

CHEM 112: Principles Of Chem II Lab at York College

1.5 credits · Fall 2026

Principles Of Chem II Lab (CHEM 112) at York College has 0 ways to take it in Fall 2026, plus 3 recitation or lab times you pair with a lecture. 1 of 3 sections has an open seat right now.

Professors teaching it: Thushara Abeyweera, Elmer-Rico Mojica, and Jennifer Cersosimo.

Of the 3 professors with a Chill Rank, Thushara Abeyweera ranks chillest (Fair) and Jennifer Cersosimo least chill (Busy).

Compare them below, check the days and times, and add the course to your schedule.

Requirements

NOT OPEN TO STUDENTS WITH CREDIT IN CHEM 102 OR 200-LEVEL CHEM OR ABOVE; PREREQUISITE: [ CHEM 101 OR {CHEM 108 and CHEM 109}] and COREQUISITE: CHEM 111

About this course

Laboratory course designed to accompany Chemistry 111. Topics include laboratory safety, measurements of mass and volume, and experiments designed to demonstrate concepts from Chemistry 111, Not open to student with credit for CHEM 102.

Best professors for CHEM 112 at York, Fall 2026

Ordered chillest first. A Chill Rank compares a professor with other CUNY professors on Rate My Professors difficulty, rating and would-take-again; it needs at least 3 ratings. How it works

CHEM 112 sections, times and seats

Seat status as of Oct 4, 5:02 PM ET. Seats can change between refreshes. How fresh is this?

Chill Rank compares professors using Rate My Professors reviews, from Chill to Brutal. What each rank means

F3L2-LAB Regular
Fri · 9:00 AM - 11:50 AM
Acad Core 3F08
Jennifer CersosimoChill Rank 4 of 5: Busy?★ 3.4(14)Difficulty 3.6/5 · 64% would take again#3 chillest of 3 for this course
In PersonOpen
S3L6-LAB Regular
Sat · 2:00 PM - 4:50 PM
Acad Core 3F08
Elmer-Rico MojicaChill Rank 3 of 5: Fair?★ 4.1(47)Difficulty 3.2/5 · 71% would take again#2 chillest of 3 for this course
In PersonClosed
T3L7-LAB Regular
Tue · 2:00 PM - 4:50 PM
Acad Core 3F08
Thushara AbeyweeraChill Rank 3 of 5: Fair?★ 4.2(71)Difficulty 3.3/5 · 81% would take again#1 chillest of 3 for this course
In PersonClosed

Questions about CHEM 112 at York

Who teaches CHEM 112 at York in Fall 2026?
Thushara Abeyweera, Elmer-Rico Mojica, and Jennifer Cersosimo are listed for Fall 2026. Each name links to a page with their Chill Rank and Rate My Professors numbers.
Is CHEM 112 at York hard?
It depends on the professor. Across the 3 professors with a Chill Rank, students on Rate My Professors give an average difficulty of 3.4 out of 5. The Chill Rank above compares them directly.
What if a CHEM 112 section is full?
Try another section, join the waitlist in CUNYfirst if there is one, or ask the department. You can also watch a full section and get an email when a seat opens; you still enroll yourself in CUNYfirst.