Question

If the pressure in a gas container that is connected to an open-endU-tube manometer is 116 kPa and the pressure of the atmosphere atthe open end of the tube is 752 mm Hg, the level of mercury in thetube will


a) be 870 mm higher in the arm open to the atmosphere.

B) be 870 mm higher in the arm connected to the gas cylinder.

C) be 118 mm higher in the arm open to the atmosphere.

D) be 118 mm higher in the arm connected to the gas cylinder.