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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
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How many atomic mass units are equal to 1.672×10−24 g of protons?
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A sample of table sugar has a mass of 5.432g a) calculate the number of moles in the sample
B) calc...
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