Which of the following is a correct expression for standard atmospheric pressure at sea level?
A)1000 kg/cm²
B)30.00 millibars
C)299.92 cm of Hg
D)7607 mm of Hg (mercury)
E)1013.2 mb

Question

Quizplus · Accepted Answer

The standard atmospheric pressure at sea level is commonly measured in millibars (mb) or hectopascals (hPa). The most common value used is 1,013.2 mb or hPa, which is equivalent to 29.92 inches of mercury (inHg) or 760 millimeters of mercury (mmHg) or Torr (symbol: Torr). Therefore, option E is the correct choice. The other options, i.e., A, B, C, and D, are incorrect.

Which of the Following Is a Correct Expression for Standard