Salt is a compound made from an explosive metal (sodium) and a yellow poisonous gas (chlorine). Which argument supports the claim that you will not become ill from eating salt?

in chemistry, a solution’s concentration is how much of a dissolvable substance, known as a solute, is mixed with another substance, called the solvent. the standard formula is c = m/v, where c is the concentration, m is the mass of the solute dissolved, and v is the total volume

the answer is 0.42 is that is an option. this question provides no info