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How many atoms are in 4.5x1023 formula units of KMnO4

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Answer:

4.5 x 10^23 formula units of KMnO4 contains 4.5 x 10^23 x (1 K + 1 Mn + 4 O) = 4.5 x 10^23 x 6 = 2.7 x 10^24 atoms.

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