Respuesta :
We know, number of molecules in 1 mole = 6.23 * 10²³
In 3.9 moles, it would be: 3.9 * 6.23 * 10²³
= 23 * 10²³
= 2.3 * 10²⁴
In short, Your Answer would be Option A
Hope this helps!
In 3.9 moles, it would be: 3.9 * 6.23 * 10²³
= 23 * 10²³
= 2.3 * 10²⁴
In short, Your Answer would be Option A
Hope this helps!