1Silicon, which makes up about 25% of Earth's crust by mass, is used widely in the modern electronics industry. It has three naturally occurring isotopes, 28Si, 29Si, and 30Si. Calculate the atomic mass of silicon. IsotopeIsotopic Mass (amu)Abundance % 28Si27.97692792.23 29Si28.9764954.67 30Si29.9737703.10 Group of answer choices27.9801 amu28.7260 amu28.9757 amu29.2252 amu28.0855 amu

Average atomic mass- Naturally occurring element exists as mixture isotopes. Isotopes are with…

Answered: Silicon, which makes up about 25% of…

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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Silicon, which makes up about 25% of Earth's crust by mass, is used widely in the modern electronics industry. It has three naturally occurring isotopes, ²⁸Si, ²⁹Si, and ³⁰Si. Calculate the atomic mass of silicon.

Isotope	Isotopic Mass (amu)	Abundance %
²⁸Si	27.976927	92.23
²⁹Si	28.976495	4.67
³⁰Si	29.973770	3.10

Group of answer choices

27.9801 amu

28.7260 amu

28.9757 amu

29.2252 amu

28.0855 amu

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