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Biology, 22.06.2019 09:30
Describe your dna model. which part do the straws represent? the pushpins? the paper clips and the black dots you made with the marker?
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Hydrogen has only one electron in its only (and outer) electron shell. if a hydrogen atom were to absorb a small amount of energy, where would bohr say the electron would go? a. fly off the atom b. nowhere, it would just speed up. c. spiral inwards towards the nucleus d. move up to another shell that would form
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He nfipa 704 system uses a numerical value between and to indicate the level of hazard for that particular chemical. a) 1; 100 b) 0; 4 c) 1; 20 d) 0; 9
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Pls help!!
this is 7th grade science
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this is 7th grade science
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