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A sample of a radioactive isotope initially contains 20 x 1010 After 16 days, 5 x 1010 atoms remain. What is the half–life of the isotope? Group of answer choices
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Problem page gaseous ethane reacts with gaseous oxygen gas to produce gaseous carbon dioxide and gaseous water . if of water is produced from the reaction of of ethane and of oxygen gas, calculate the percent yield of water. be sure your answer has the correct number of significant digits in it.
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What happens to the atomic radius when an elctron is lost
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What shape would a molecule with two bound groups and two lone pairs have?
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A sample of a radioactive isotope initially contains 20 x 1010 After 16 days, 5 x 1010 atoms remain....
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