11. How many moles of Kr are contained in 398 mg of Kr? (A)4.75 x 10-3...

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11. How many moles of Kr are contained in 398 mg of Kr? (A)4.75 x 10-3 moles Kr B) 33.4 moles Kr √59884 C) 2.11 x 10-4 moles Kr D) 2.99 x 10-3 moles Kr E) 1.19 x 10-4 moles Kr 1 -84.71 11. How many moles of Kr are contained in 398 mg of Kr? (A)4.75 x 10-3 moles Kr B) 33.4 moles Kr √59884 C) 2.11 x 10-4 moles Kr D) 2.99 x 10-3 moles Kr E) 1.19 x 10-4 moles Kr 1 -84.71

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Answer A 475X10 moles Kr Explana... View the full answer