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.
Preoperative care. (Redirected from Pre-op) Preoperative care refers to health care provided before a surgical operation. The aim of preoperative care is to do whatever is right to increase the success of the surgery. At some point before the surgery the health care provider will assess the fitness of the person to have surgery.
Pre Qualification Takes a 15-Minute Phone Call. In a 15-minute phone call, your lender can prequalify you for a mortgage. A pre qual is a non-binding opinion on how much of a mortgage you can afford. You will come away from the phone call with an estimated monthly payment and a price range to shop based on the loan size.