Question: how to convert mm to kpa?
Answer: Multiply the number of millimeters of mercury by 0.13332239 to convert to kilopascals. For example, 25,000 mmHg multiplied by 0.13332239 gives you a conversion of 3333.05975 kPa. Divide the amount in millimeters of mercury by 7.50061561303 to convert to kilopascals as well, and check the answer you got in step 1.