Answer:
A
Explanation:c C B D are just wrong hope this helps god bless
Radiation - The other two ways are conduction and convection, both of which need matter to transfer energy.
2.
The reason why is because there are 2 available electron spots on the orbital for the oxygen atom. Hydrogen atoms have one proton and one electron, thus, in order to fill the oxygen atom orbital to a full outer shell, a maximum of 2 atoms could bond with the oxygen atoms.
6 electrons (oxygen)+ 1 electron (hydrogen)+ 1 electron (hydrogen)= 8
Answer:
the number of protons and neutrons in an atom
Explanation:
To find the atomic number you just have to add the protons to neutrons.