🤓 Based on our data, we think this question is relevant for Professor All Professors' class at New Jersey Institute of Technology.
An open-ended mercury manometer is used to measure the pressure exerted by a trapped gas as shown in the figure. Atmospheric pressure is 749 mmHg. What is the pressure of the trapped gas?
a) 292 mmHg
b) 457 mmHg
c) 749 mmHg
d) 1041 mmHg