alleryAvogadro number N_A is:
AMass
BVolume
C6.022 × 10²³ /mol — dimension is mol⁻¹
DNumber per mole
Answer & Solution
Correct answer: C. 6.022 × 10²³ /mol — dimension is mol⁻¹
N_A = 6.022 × 10²³ /mol.
**Dimension:** mol⁻¹ (per mole).
Relates microscopic count to macroscopic moles.
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