Calculate the amount of substance mol in a portion of potassium oxide containing 1.505 * 10 ^ 23 potassium atoms.
| December 10, 2020 | education
6.02 * 10 ^ 23 – the number of avogadro, which shows the number of particles in one mole of a substance
n = 1.505 * 10 ^ 23 / 6.02 * 10 ^ 23 = 0.25 mol
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