👉 Isosmotically, a term in chemistry and biology, refers to substances that can exist as either a liquid or a solid. These substances are often referred to as "isotonic" because they maintain their weight when placed on an equal elevation. In other words, if two different isotope isotopes of the same element have identical atomic numbers (i.e., they have the same number of neutrons), they will exist in the same amount of substance at any given temperature. This property is