Complex sentence: Ammonia boils at − 33 ° C and so it rarely used as a solvent in its pure form, it is however readily miscible with water and is commonly used in the form of a saturated aqueous solution.
Split into simpler sentences: Ammonia boils at − 33 ° C, and, as such, is rarely used as a solvent in its pure form. It is, however, readily miscible with water, and is commonly used in the form of a saturated aqueous solution.