Unit 3 · Stoichiometry
Question Bank
Cambridge IGCSE Chemistry 0620 · 30 questions
Q24Stoichiometry
One mole of a substance contains
(a)6.02 × 10²³ particles
(b)1000 particles
(c)12 particles
(d)6.02 × 10²³ grams
Correct answer: (a) 6.02 × 10²³ particles
Explanation: The Avogadro constant.
Related lesson
3.3 The mole and the Avogadro constant CoreStoichiometry Tags