Biology, 13.11.2019 00:31 stephensandrew4293
Why does the atomic model keep changing?
2. what subatomic particles of an atom are in the nucleus?
3. where are the electrons located?
4. draw an atomic model below. it should contain 4 levels with full shells.
5. how many valence electrons does iron (fe) have? how do you know?
Answers: 3
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What element is able to combine with itself and hydrogen to form large molecules ?
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If a human has 23 pairs of chromosomes in every muscle cell of its body how many chromosomes will be in a human egg or sperm
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Why are current extinctions of concern to enviromentalists?
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Why does the atomic model keep changing?
2. what subatomic particles of an atom are in...
2. what subatomic particles of an atom are in...
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