NaOH + Na2HPO4 --> Na3PO4 + H2O (aka tribasic sodium phosphate) Of course, once all the hydrogen is consumed there is no further reaction with sodium hydroxide. In general, adding sodium hydroxide to a solution of any of the sodium phosphates will change the pH.
Pre-operative adjective Referring to the logistics of preparing for a surgical procedure/operation. See Pre-op time noun. 1. A popular term for all forms of careâeg, medication provided to a Pt prior to a surgical intervention.
In VIN, the pre-cancer cells are located within the epidermis or the very top layer and are only a millimetre or so thick. The abnormal cells do not penetrate deep down into the dermis so as a consequence, it is easy to see on the surface of the skin with the naked eye the affected areas.