What This Document Is
This document contains in-class practice problems designed to help students prepare for the first exam (CHEM 111) in a foundational chemistry skills course at Henry Ford College. It focuses on key concepts and calculations that will be assessed on the exam. It’s intended as a self-assessment tool to reinforce learning.
Why This Document Matters
This practice set is valuable for students enrolled in Chem Skills Pre-Professional (CHEM 111) who are looking to solidify their understanding of essential introductory chemistry topics. It’s most useful when used *in addition to* regular coursework, such as lectures and textbook readings, as a way to actively test knowledge and identify areas needing further review before the exam. It’s designed to build confidence and improve performance.
Common Limitations or Challenges
This document provides practice, but does not offer detailed explanations of *how* to solve the problems. It assumes a base level of understanding from course materials. It is not a substitute for attending class, completing assigned readings, or seeking help from instructors or tutors. It also doesn’t cover all possible exam questions or topics.
What This Document Provides
This practice set includes:
* A list of essential polyatomic ions to memorize (with some ions bolded to indicate priority for Exam 1).
* A requirement to know the symbols and names of the first 18 elements of the periodic table.
* A review of metric prefixes.
* Practice problems focused on reading measurements from various devices.
* Exercises for determining the number of significant digits in given measurements.
* Practice problems involving addition, subtraction, multiplication, and division with attention to significant figures.
* Answers to the practice problems are provided for self-checking.
This preview does *not* include detailed solutions or explanations for the practice problems, nor does it include the full range of topics covered on Exam 1.