Suppose an element consisted of two isotopes with masses of 89.9 amu and 91.1 amu. If 1.500x103 moles of this element is found to contain of 7.50x104 moles of the isotope with mass of 89.9 amu, what is the average atomic mass of this element? 90.1 amu O 90.7 amu 90.3 amu 90.5 amu Next » < Previous Inmit Quiz
Suppose an element consisted of two isotopes with masses of 89.9 amu and 91.1 amu. If 1.500x103 moles of this element is found to contain of 7.50x104 moles of the isotope with mass of 89.9 amu, what is the average atomic mass of this element? 90.1 amu O 90.7 amu 90.3 amu 90.5 amu Next » < Previous Inmit Quiz
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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
Transcribed Image Text:Suppose an element consisted of two isotopes with masses of 89.9 amu and
91.1 amu. If 1.500x103 moles of this element is found to contain of 7.50x104
moles of the isotope with mass of 89.9 amu, what is the average atomic mass of
this element?
90.1 amu
O 90.7 amu
90.3 amu
90.5 amu
Next »
< Previous
Inmit Quiz
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