Chapter 25 Review Questions
Do not decay
*NOTE: The forms of radioactive decay on the right side of the diagram are not in
any particular order*
Match each numbered choice on the right with
How can more than one form of atom make
up an element?
What can be different and what is always
the same among the different atoms of a
After completing this lesson, you w
23 septiembre 2016
Unit 1 Exam
1. Answer the questions in this Word document.
2. Read the directions for each section carefully.
3. Once you complete the exam, please save the file as Last name-First name-SP1-U1Exam.
Isotopes and Weighted Averages
My Goals for this Lesson:
Identify the structural differences between the isotopes of elements.
Determine the weighted average mass of an element when given the appropriate
Im preparing to identify differences between