A polar molecule is when the arrangement of the atoms in molecules are unequal where one end of the molecule has a positive charge while the other end has a negative charge. Examples of a polar molecule are water, ammonia, hydrogen sulfide and sulfur dioxide. The opposite is called a nonpolar molecule.
The ions in the unknown salt are:
and 
The chemical formula of the salt is determined as shown in the picture.
The chemical formula of the salt is
.
A. I’m not positive but I’m pretty sure