Respuesta :
1 mole Na --------------- 6.02x10²³ atoms
1.56 moles Na --------- ??
1.56 x (6.02x10²³) / 1 =
=> 9.39x10²³ atoms
answer A
1.56 moles Na --------- ??
1.56 x (6.02x10²³) / 1 =
=> 9.39x10²³ atoms
answer A