Which statement concerning the mole is not correct

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Which statement concerning the mole is not correct?

A mole of a diatomic element contains 2 × NA atoms of the element.
The molar mass of any compound is equal to its molecular weight in grams.
A mole of any compound contains one mole of each kind of atom found in that compound.
A mole of metal contains NA atoms of that metal.
All of these statements are correct.

Reference no: EM13996019

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