Biology, 28.07.2019 09:00 joooselinn9688
If an unshielded sample of radioactive material emits alpha particles, what effect will it have on a person sitting in the next room? (assume the wall between rooms is composed of concrete.
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Agenus is a taxonomic grouping that identifies a collection of species. when a scientist discovers a new species, how is this species assigned to a genus
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If an unshielded sample of radioactive material emits alpha particles, what effect will it have on a...
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