The peak pressure on a ventilator reads 30 cm H2O. What is the equivalent pressure in kilopascals (kPa)?
a. 37.0 kPa
b. 68.0 kPa
c. 4.9 kPa
d. 2.9 kPa
ANS: D
One kPa equals approximately 10.2 cm H2O or 7.5 mm Hg.
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