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Isotopes and Atomic Mass - Guided Inquiry Activity A gold star indicates high-quality, inquiry-based activities that follow the PhET design guidelines.



Title Isotopes and Atomic Mass - Guided Inquiry Activity
Description This guided-inquiry activity has two learning goals -- Students will be able to, Students will be able to:(1) Explain the difference between atomic mass and mass number, and (2) Calculate average atomic mass from percent abundance and isotopic mass.
Subject Chemistry
Level Undergrad - Intro
Type Guided Activity
Duration 60 minutes
Answers Included No
Language English
Keywords atomic mass, average atomic mass, isotope, isotope abundance, mass number
Simulation(s) Isotopes and Atomic Mass

Author(s) Timothy Herzog
Contact Email phethelp@colorado.edu
School / Organization PhET
Date submitted 11/5/14
Date updated 6/23/15

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How did you use this activity or change it for your class? Answer keys are often not available because the activities are inquiry based and lead to multiple answers. Professionally constructive comments welcome.

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