MCAT Organic Chemistry Question — Chemical Species
- by
- May 08, 2018
- MCAT Question of the Day
- Reviewed By: Liz Flagge
Click for Explanation
Each of the carbocations listed would have a charge of +1. Thus the species with a m/z of 43 would simply be the one with the mass closest to 43. Here, that’s choice (C).
A: A methyl group has a mass of approximately 15
B: An ethyl group has a mass of approximately 29
D: A butyl group has a mass of approximately 56
Want more MCAT practice?
We’ve got options for every schedule and learning style!
From the best online MCAT course created by top instructors with 524+ MCAT scores to the most representative full-length practice exams and private tutoring, we can custom tailor your MCAT prep to your goals!
Not sure which option is right for you? Schedule a free MCAT consultation with an MCAT expert using the form below. No obligation, just expert advice.
Search the Blog
Free Consultation
Interested in our Online MCAT Course, One-on-One MCAT Tutoring or Med admissions packages? Set up a free consultation with one of our experienced Senior Student Advisors.
Schedule NowPopular Posts
-
MCAT Blog What's on the MCAT?
-
MCAT Blog How to Review MCAT Full Lengths

Free MCAT Practice Account
Need great MCAT practice?Get the most representative MCAT practice possible when you sign up for our free MCAT Account, which includes a half-length diagnostic exam and one of our full-length MCAT practice exams.
Learn More