N (молекул) = n × NA = 0,4 × 6,02 × 10²³ = 2,408 × 10²³
N (атомів) = N (молекул) × 8 = 2,408 × 10²³ × 8 = 19,264 × 10²³
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N (молекул) = n × NA = 0,4 × 6,02 × 10²³ = 2,408 × 10²³
N (атомів) = N (молекул) × 8 = 2,408 × 10²³ × 8 = 19,264 × 10²³