An element has three naturally occurring isotopes with the following masses and abundances: Isotopic Mass (amu) 27.977 Fractional Abundance 0.9221 28.976 0.0470 29.974 0.0309 Calculate the atomic mass of this element. What is the identity of the element?

Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
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Q2
An element has three naturally occurring isotopes with the following
masses and abundances:
Isotopic Mass (amu)
27.977
Fractional Abundance
0.9221
0.0470
0.0309
28.976
29.974
Calculate the atomic mass of this element. What is the identity of the
element?
Transcribed Image Text:Q2 An element has three naturally occurring isotopes with the following masses and abundances: Isotopic Mass (amu) 27.977 Fractional Abundance 0.9221 0.0470 0.0309 28.976 29.974 Calculate the atomic mass of this element. What is the identity of the element?
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