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drwalkinboner drwalkinboner
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3 months ago

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.

image



▸ 29.2252 amu

▸ 28.9757 amu

▸ 28.7260 amu

▸ 28.0855 amu

▸ 27.9801 amu
Textbook 
Chemistry: Atoms First

Chemistry: Atoms First


Edition: 4th
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shichihenge7shichihenge7
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3 months ago
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