Science, asked by prathyushkrishnatheg, 9 months ago

An atom of some element X weighs 6.644 x10^-23 g. Calculate the number of moles in 20 kg of it

Answers

Answered by phillipakarsh1234
2

Answer:

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Explanation:

he mass of one mole of the atoms is equal to 6.023 x 6.643 Therefore no. Of moles in 20000 g= 20000/6.023x 6.643 = 499.8.

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