Answer:
0.714 moles
Explanation:
whenever you see × 10^23 molecules
its an Avogadro's number question
Avogadro's number is 6.02214076×10²³
1 mole is 6.02214076×10²³ molecules
4.3 × 10²³ molecules divided by 6.02214076×10²³ molecules per mole =
4.3 × 10²³ ÷ 6.02214076×10²³ =
0.71403179888 moles
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