Chemistry · Atomic Structure - Mole Concept
Which statement correctly defines one mole of a substance?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Amount containing as many elementary entities as there are atoms in exactly 12 grams of Carbon-12.✓
- 2Amount containing 6.022 × 10²³ molecules of any substance.
- 3Weight of a substance equal to its atomic mass in grams.
- 4Total number of electrons in 12 grams of a substance.
Correct answer
Amount containing as many elementary entities as there are atoms in exactly 12 grams of Carbon-12.
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