Mass Spec Practice Problem

Here is a problem I made up, both Multiple Choice and Free Response.  

Exam Reminder and Practice Test Link

Reminder your Exam on BIG IDEA #1 is next Thursday October 13th.  Those that need to take the exam on a different day please make arrangements to take it on October 11th or 14th at the latest.

Here is a link to the Practice Exam (last year's exam).  There will be an answer key posted shortly.