A chemical bond is a lasting attraction between atoms, ions or molecules that enables the formation of chemical compounds. The bond may result from the electrostatic force of attraction between oppositely charged ions as in ionic bonds or through the sharing of electrons as in covalent bonds.
C. a plane for forming a scientific hypotheses
I believe the ratio is 1:2
The answer to this question is a
A variable is not consistent or having a fixed pattern; liable to change.