Chemistry, 21.07.2019 15:50 tommyaberman
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.) a) none, because the wall will block the radiation. b) the radiation will travel through the person’s body. c) none, because the radiation will bounce off the person’s body. d) the radiation will be totally absorbed by the person’s body.
Answers: 2
Chemistry, 22.06.2019 17:30
Take a look at this dandelion. the yellow flower on the right is pollinated and the seeds on the left are transported by
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To apply in a gold the individual gold atoms are united to each other by means of a metallic bond. how would you use the gold block to determine the atomic radius of a gold atom?
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Suppose you discovered a new element with 120 protons and 2 electrons in its outer level . i'm what group does this new element belong? what properties would you expect it to have
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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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