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A Sample of the Mineral Troegerite,(UO2)3(AsO4)2 • 12H2O,has 1

Question 118

Multiple Choice

A sample of the mineral troegerite,(UO2) 3(AsO4) 2 • 12H2O,has 1.34 × 1021 U atoms.How many arsenic atoms are present in this sample of troegerite?


A) 2.01 × 1022
B) 1.61 × 1022
C) 2.68 × 1021
D) 6.70 × 1022
E) 8.93 × 1020

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