Answer:
De cual Tema??? jajaja no se que necesitas
Most likely, the light wave will be absorbed by the wall. Without any information as to the size and color of the wall, the location and size of the hole, or the location of the light wave, this is a generalized probability problem. For all of the places the light could be, it's more likely that it hits the wall than the hole (if the hole is less than 50% of the area of the wall).
Sodium (Na) is a Alkali metal so that's the answer
Answer:
elements in the same column have the same number of neutrons. elements with similar mass are placed in the same column.