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The top documents tagged [biological systems life]
In the Beginning! Early Earth -formed about 4.6 billion years ago (4.6 x 10 9 ) - age determined by radiometric means -Moon rocks 4.3 b.y.o -Oldest
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Department of Chemistry CHEM1010 General Chemistry Instructor: Dr. Hong Zhang Foster Hall, Room 221 Tel: 931-6325 Email:
[email protected]
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