📝 Multiple Choice Question
General-science
Which number is called Avogadro's constant, named after the 19th century scientist Amedeo Avogadro?
A
6.022 × 10^23
B
6.020 × 10^20
C
6.032 × 10^19
D
6.012 × 10^21
Explanation
Avogadro's constant represents the number of constituent particles (usually atoms or molecules) per mole of a substance.
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