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You have 180g of a radioactive substance. it has a half-life of 265 years answer
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Ionic compounds are made of ions, and yet the overall charge of an ionic compound is neutral. why?
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Acurium-245 nucleus is hit with a neutron and changes as shown by the equation. complete the equation by filling in the missing parts. 52
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Maria wants to determine which type of disinfectant kills the most bacteria. which of the following is the best way for maria to determine this? a. ask ten different companies that make disinfectants which type is best. b. put the same amount and species of bacteria on ten identical plates, and add ten different kinds of disinfectant to each plate. c. interview ten different people to determine which type of disinfectant they prefer. d. put the same amount and species of bacteria on ten identical plates, and add a different disinfectant to each plate.
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You have 180g of a radioactive substance. it has a half-life of 265 years answer...
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