sbsj CD ksvsjsksbdbdjsvdjsbdvd dbjd dbdnd d dbs
As frequency is inversely proportional to wavelength so first 2 options are wrong, shorter wavelength means higher energy so option d is correct
Fluoruro de bario estoy casi segura que es correcto
Answer:
4
Explanation:
It should be 4
The mass is 9
There are 5 neutrons
There are 9 - 5 = 4 protons
So it is the 4th element on the periodic table.
Answer:
Evaporation and condensation are two processes through which matter changes from one state to another.
Explanation:
