Respuesta :

Willchemistry
1 mole Na --------------- 6.02x10²³ atoms
1.56 moles Na --------- ??

1.56 x (6.02x10²³) / 1 =

=> 9.39x10²³ atoms

answer A

9.39 x 10^23 atoms are found in 1.56 moles of Na.