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Answer :

SmProgo

Answer:

421,787 moles.

Explanation:

No. of Molecules of H20=2.54×10²⁹

1 mole=6.022×10²³=Avagadro No.

No. of moles=Given no. of moles/Avagadro No.

=(2.54×10²⁹)/(6.022×10²³)=421,786.782=421,787(approx)

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