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How many half-lives have passed when there are 3 times as much daughter isotope as parent isotope?
Answers: 1
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Calculate - analysis of compound composed of iron and oxygen yields 174.86 of fe and 75.14g of o. what is the empirical formula for this compound?
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Chemistry, 22.06.2019 10:30
Acompound has a molar mass of 92.02 grams/mole, and its percent composition is 30.4% nitrogen (n) and 69.6% oxygen (o). what is its molecular formula? a. n2o4 b. no2 c. n2o d. n4o2
Answers: 1
How many half-lives have passed when there are 3 times as much daughter isotope as parent isotope?...
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