<span>The space-filling model of a hydrogen molecule would be something like OO , two circles stuck to each other, even squished a little bit. The model for carbon dioxide would be like OOO, with the two circles on the sides a little bigger and squished into the middle circle. </span>
Answer: the structure of an atom: At the center of the atom, there is a very small region called the nucleus. This area makes up most of the mass of the atom.
The area around the nucleus is called the electron cloud. This area makes up the majority of the volume of the atom. The electron cloud is mostly empty space.
Explanation: Hope this helps :)
I would believe the correct responses would be option 1,2,4.
Answer:
The damage to ozone layer is done by halogens such as Chlorine and Bromine.
Answer: They have streamlined bodies with poweful muscles
Explanation: them are some strong boys
