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Which number is the Avogadro constant?

(a + b) = a2 + 2ab + b2

1.6022x10 * (- 23)

6.022 × 1023 mol-1

an = a1 + (n-1) r

Avogadro's number, number of units in one mole of any substance (defined as its molecular weight in grams), equal to 6.022140857 × 1023. The units may be electrons, atoms, ions, or molecules, depending on the nature of the substance and the character of the reaction.

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Peter Harris wikipedia → Avogadro constant

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