Sandwich is two slices bread once slice other thing. This means that bread to other thing ratio is 2:1. This is much like various ionic salts where the positive ion has twice the charge of the negative ion, thus there are twice as many negative ions as positive ions. This is the same with the sandwich, since the other thing is at least twice as flavourful as bread. Thus I believe using the ionic bond model we can create sandwich salt. In this essay, I will















